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Scientific & Educational >> Astronomy Abbreviations

Look through 3189 acronyms and abbreviations related to Astronomy:

• IMHO — In My Humble Opinion
• LAN — Local Area Network
• URL — Universal Resource Locator
• N/A — Not Applicable
• PPNE — Proto-Planetary Bebulae
• ETA — Estimated Time of Arrival
• HIV — Human Immunodeficiency Virus I
• MADOO — Madras Observatory Astronomical Observations
• PNX — Pulsar Network Exchange
• ASAP — As Soon As Possible (pronounced AY-sap)
• ANSI — American National Standards Institute, Inc.
• ROM — Read-Only Memory
• FTP — File Transfer Protocol
• BTW — By The Way
• PPM — parts per million
• LASER — Light Amplification By Stimulated Emission Of Radiation (cf. Maser)
• LUNNO — Lunar Upper Navigation Nacelle Orb
• CPU — Central Processing Unit
• COB — close of business (End of duty day)
• HIPAA — Health Insurance Portability and Accountability Act of 1996
• IP — Internet Protocol
• ICD — Interface Control Document
• MM — Millimeter
• FIFO — First In, First Out
• A&AT — Astronomical and Astrophysical Transactions
• A — Ampere
• QC — Quality Control
• R&D — Research & Development
• WAXD — Wide-Angle X-Ray Diffraction
• MOU — Memorandum of Understanding (an MOU between Food & Drug Administratin and a regulatory agency in another country allows mutual recognition of inspections)
• CRT — Cathode Ray Tube (type of TV)
• FAQ — Frequently Asked Questions (sometimes Pronounced Fak)
• MTBF — Mean Time Before Failure
• ISO — International Organization for Standardization
• S/N — Serial Number
• RFP — Request For Proposal
• ASCII — American National Standard Code for Information Interchange
• WHO — World Health Organization
• RF — Radio Frequency
• BTU — British Thermal Unit
• CY — Calendar Year
• ROM — Rough Order of Magnitude
• P&SS — Planetary and Space Science
• MRB — Material Review Board
• R&QA — Reliability & Quality Assurance
• PIFOV — Planet In Field Of View
• AFAIK — As Far As I Know
• DEC — Digital Equipment Corporation
• MRI — Magnetic Resonance Imaging
• RPM — Revolutions Per Minute, (Rotations Per Minute)

• E&PSL — Earth and Planetary Science Letters
• O&M — Operation and Maintenance
• ASTM — American Society for Testing and Materials (Philadelphia, Pennsylvania)
• TBD — To Be Determined
• A&ARV — Astronomy and Astrophysics Review
• EU — European Union (1994; formerly referred to as the EEC or EC)
• B-V — Binary - Variable star
• EST — Eastern Standard Time
• CDR — Critical Design Review
• GPS — Global Positioning System (ex-NAVSTAR)
• PDR — Preliminary Design Review
• FY — Fiscal Year
• MOA — Memorandum Of Agreement
• DOD — United States Department of Defense
• EEO — Equal Employment Opportunity
• QA — Center for Quality Assurance in International Education
• WWW — World Wide Web
• JAAVSO — Journal of the American Association of Variable Star Observers
• QJRAS — Quarterly Journal of the Royal Astronomical Society
• FYI — For Your Information
• WASOA — Washburn Observatory Astrophysics
• AIAA — American Institute of Aeronautics and Astronautics, Inc.
• SOW — Statement Of Work
• EOF — End Of File
• MIS — Management Information System (OSHA)
• M&PS — Meteoritics and Planetary Science
• ☿ — Mercury
• DAOAR — Dominion Astrophysical Observatory Annual Report
• ZAND — Z ANDromedae
• CV — Curriculum Vitae
• ADP — Automated Data Processing
• JASEG — Journal of the Astronomical Society of Egypt
• BAICZ — Bulletin of the Astronomical Institutes of Czechoslovakia
• F&CRE — Flower and Cook Observatory Reprints
• CD — Compact Disc
• RAM — random-access memory
• ESA — European Space Agency
• SAAOC — South African Astronomical Observatory Circular
• JALPO — Journal of the Association of Lunar & Planetary Observers
• NSF — National Sanitation Foundation
• KG — Kilogram
• XEUS — X-Ray Evolving Universe Spectroscopy Mission
• FDA — Food Drug Administration
• UFO — Unidentified Flying Object
• JAPAS — Journal of Astrophysics and Astronomy Supplement
• WAN — Wide Area Network
• AMA — American Medical Association
• E-ELT — European Extremely Large Telescope
• ZEPLIN — ZonEd Proportional scintillation in LIquid Noble gases
• DOT — Department of Transport

• CBO — Congressional Budget Office
• P-E — Perkin-Elmer Corporation
• FOV — Field Of View (satellite)
• VATOP — Vatican Observatory Publications
• AHRQ — Agency for Health, Research, and Quality
• CCB — Configuration Control Board
• LED — law enforcement desk; light emitting diode
• PALLO — Publications of the Allegheny Observatory of the University of Pittsburgh
• NCCLS — National Committee for Clinical Laboratory Standards
• P/SOS — Payload/Spacecraft Operations Simulator
• AARP — American Association of Retired Persons
• SADE-1 — Solar Array Deploy Electronics-11
• CFR — Code of Federal Regulations
• PABEI — Progress in Astronomy
• GATT — General Agreement on Tariffs and Trade (government)
• FFT — Fast Fourier Transform
• HMO — Health Maintenance Organization
• DOE — United States Department of Energy (government)
• NM — Nanometer
• HZ — cycles per second (hertz)
• OMB — Office of Management and Budget (U.S.)
• SDD — Software Design Document
• CM — Centimeter
• NFS — Network File System
• CSA — Canadian Space Agency
• ROI — Return on Investment
• MHZ — Megahertz (Megacycles Per Second)
• AA&AA — Astronomy and Astrophysics Abstracts Heidelberg
• PPO — Preferred provider organization
• VHF — Very High Frequency
• SAR — Search And Rescue
• NIST — National Institute of Standards and Technology
• EAPSNET — East-Asian Planet Search Network
• JAPOA — Japan Amateur Photoelectric Observers Association
• EOY — End-Of-Year
• RPM — Resale Price Maintenance. The UK Net Book Agreement, as was. Means by which retail prices are controlled by primary suppliers. (Alternatively, Revolutions Per Minute, as in engine speed and 78, 33 and 45 records. In years to come how many people will know
• LAMOST — Large sky Area Multi-Object fiber Spectroscopic Telescope
• AHU — Air Handling Unit
• NHLBI — National Heart, Lung, and Blood Institute
• PT — Physical Therapy
• PADEU — Publications of the Astronomy Deparment of the Eotvos Lorand University
• LAD-C — Large Area Debris Collector
• MADOB — Madras Observatory Observations
• NAS — United States National Academy of Sciences
• ROI — Region of Interest
• UTC — Coordinated Universal Time
• BPS — bits per second
• CRS — Congressional Research Service
• NIH — NATIONAL INSTITUTE OF HEALTH
• SQA — Software Quality Assurance

• BOD — Board of Directors (Budget)
• GMT — Greenwich Mean Time (Zulu)
• MB — Megabyte
• HQ — Headquarters (HDQ Preferred)
• UHF — Ultra High Frequency (300-3000 MHz; 1m-10cm)
• K — Kilo-
• PSI — Pounds Per Square Inch (Static Pressure)
• HR — HUMAN RESOURCES
• BTOK — Bulletin of the Tokyo Astronomical Observatory
• GMP — Good Manufacturing Practice
• DC — Direct Current
• NOAA — National Oceanic and Atmospheric Administration (US)
• USGS — United States Geological Survey (DOI)
• SCSI — Small Computer System Interface
• AAAS — American Association for the Advancement of Science
• IR — Infrared
• MPH — Miles Per Hour
• NEC — National Electrical Code
• CRC — Contrôle de Redondance Cyclique (French: Cyclic Redundancy Check)
• APU — Auxiliary Power Unit
• EDT — Eastern Daylight Time
• TLA — Three Letter Abbreviation
• OS — Operating System
• NAM — National Association of Manufacturers
• CASE — computer-automated software engineering
• I/O — Input/Output
• M — Meter
• UV — Ultraviolet (Light)
• PM — Project Manager
• RISC — Reduced Instruction Set Computer
• OSHA — Occupational Safety and Health Act (1970)
• NEMA — National Electric Manufacturer's Association
• GAO — Government Accountability Office [formerly the General Accounting Office]
• CRO — Contract Research Organization
• GIF — Graphic Interchange Format
• COSPAR — Committee on Space Research (ICSU)
• OAI — Official Action Indicated (serious Food & Drug Administration post-inspection classification)
• KHZ — kilohertz (1000 cycles per second)
• STR — Software Test Report
• FORTRAN — FORmula TRANslation (a computer language)
• DBMS — Data Base Management System
• FTC — Federal Trade Commission (U.S.)
• LOS — Line Of Sight
• AAS — American Astronomical Society
• DDL — Data Definition Language
• WMO — World Meteorological Organization (ICSU)
• BER — Bit-Error Rate
• IIRC — If I Recall Correctly
• IFOV — Instantaneous Field Of View
• DD — Deputy Director

• TV — Television
• COTS — Commercial Off the Shelf Software
• LTE — Local Thermodynamic Equilibrium
• DMA — direct memory access (computer term)
• AAMC — American Association of Medical Colleges
• CM — Configuration Management
• HHS — Health and Human Services Department
• DCC — Document Control Center
• RFI — Radio Frequency Interference
• POS — Point of Service Plan
• RMS — root mean square (preferred over "RMS")
• HCFA — Health Care Financing Administration
• CKSM — checksum
• OPD — Outpatient Department
• RSN — Real Soon Now [which may be a long time coming]
• LEO — Low Earth Orbit (satellite communications)
• FTE — Full-Time Employee
• DMSP — Defense Meteorological Satellite Program (U.S.)
• USAF — United States Air Force
• ROTFL — Roll On The Floor Laughing
• NIST — National Institute of Standards & Technology (US)
• FTA — Fault Tree Analysis
• CG — Center of Gravity (DXS)
• CEN — Committee European de Normalisation
• IEEE — Institute of Electrical and Electronic Engineers, Inc.
• ISS — International Space Station
• JAXA — Japan Aerospace Exploration Agency
• AU — Astronomical Unit
• NIOSH — National Institute for Occupational Safety and Health
• NBS — National Bureau of Standards (US)
• LANL — Los Alamos National Laboratory
• EOL — End Of Line
• DME — Durable Medical Equipment
• VBR — Variable Bit Rate (ATM)
• CRF — Case Report Form
• ELV — Expendable Launch Vehicle
• NAFTA — North American Free Trade Agreement
• SNR — Signal-to-Noise Ratio
• NRL — Naval Research Laboratory
• UPS — Uninterruptible Power Supply
• LOE — Level Of Effort
• AAMI — Association for the Advancement of Medical Instrumentation
• HIV — Hair Is Vanishing. Amusing alternative interpretation (thanks EP) contrasting with the seriousness of the more usual meaning of Human Immunodeficiency Virus.HIVIHusband Is Village Idiot. (ODSA) Classic nurses' shorthand.
• BCD — Binary-Coded Decimal
• ADS — Astrophysics Data System
• NSA — National Security Agency
• NSO — National Solar Observatory
• CPI — Continuous Process Improvement
• CDRH — Center for Devices and Radiological Health (Food & Drug Administration)
• GE — General Electric American Communications Inc.

• DOMSAT — Domestic Communications Satellite System
• COBRAS-SAMBA — Cosmic Background Radiation Anisotropy Satellite / Satellite for Measurement of Background Anisotrop
• BPI — bits per inch
• VLF — Very Low Frequency
• HTH — Hope This Helps. Email abbreviation when replying to requests. Potentially counter-productive if the recipient doesn't understand what it means...
• TANSTAAFL — There Ain't No Such Thing As A Free Lunch (coined By Author Robert A. Heinlein In His The Moon Is A Harsh Mistress)
• ARC — Ames Research Center (NASA)
• STS — Space Transportation System
• FAC — Facilities
• IEC — International Electrotechnical Commission
• SISEX — Shuttle Imaging Spectrometer Experiment
• CPI — characters per inch
• DIST — Distance
• SF — Science Fiction
• NASDA — National Space Development Agency of Japan
• KM — Kilometer (1,000 meters)
• ANOLL — Annals of the Private Observatory of Lucien Libert
• PCM — Pulse-Code Modulation
• AHA — American Hospital Association
• SIG — Special Interest Group
• BMA — British Medical Association
• IRB — Institutional Review Board
• ADF — Astrophysics Data Facility
• ADC — Analog-Digital Converter
• GO — General Observer
• SSI — Space Studies Institute
• CCD — Charge Coupled Device - a device for the movement of electrical charge.
• JPL — Jet Propulsion Laboratory (California Institute of Technology) (NASA)
• BNSC — British National Space Centre
• ISAS — Institute of Space and Astronautical Sciences (Japan)
• ASM — American Society for Microbiology
• MS — Millisecond
• HF — High Frequency
• ACS — American College of Surgeons
• CCTV — Closed Circuit Television
• AMU — Atomic Mass Unit
• A/N — Alphanumeric
• TAG — Technical Advisory Group for Biological Control Agents of Weeds
• AGU — American Geophysical Union
• NRC — National Response Center
• HP — Hewlett Packard's
• PR — Public Relations
• LBNL — Lawrence Berkeley National Laboratory (US)
• ASQ — Alpha System Qualification
• GHZ — Gigahertz
• WG — Working Group
• ACRIM — Active Cavity Radiometer Irradiance Monitor (EOS)
• A&A — Astronomy and Astrophysics
• KB — Kilobyte: One thousand and twenty-four bytes kbps kilo bit per second
• ABBOO — Abbadia Observatory Observations

• EC — European Community
• JSC — Johnson Space Center (Houston, TX)
• MIT — Massachusetts Institute of Technology (U.S.)
• CFA — Harvard-Smithsonian Center for Astrophysics, USA
• ASTHE — Astronomical Herald
• CITECH — Center for Information on Technology in Healthcare
• MMS — Module Management System
• SIR — Shuttle Imaging Radar
• ASI — Agenzia Spaziale Italiana
• HV — High Voltage
• DSN — Deep Space Network - network of large antennas and communication facilities.
• OSO — Orbiting Solar Observatory
• RGOO — Royal Greenwich Observatory Observations
• APO — Apache Point Observatory
• AOCS — Attitude and Orbit Control System
• AURA — Association of Universities for Research in Astronomy, Inc.
• AJ — Astronomical Journal
• ETLA — Extended Three Letter Acronym
• JAMA — Journal of the American Medical Association
• CW — Clockwise
• RSA — Russian Space Agency
• A&G — Astronomy and Geophysics
• SPR — Software Problem Report
• DRS — Data Relay Satellite
• COBE — Cosmic Background Explorer Satellite (NASA)
• NDA — New Drug Application
• HOPPS — Hospital Outpatient Prospective Payment System
• BAE — British Aerospace Systems, LTD
• RAS — Royal Astronomical Society
• N — Newton
• PHS — Public Health Service (U.S.)
• AE — Adverse Event
• RADAR — RAdio Detection And Ranging
• NABR — National Association for Biomedical Research
• ISRO — Indian Space Research Organisation
• COMSP — Commercial Space
• ACE — Advanced Composition Explorer
• AAO — Anglo-Australian Observatory
• CASJ — Canadian Aeronautics and Space Journal
• N — Nitrogen
• NSSDC — National Space Science Data Center (Greenbelt, MD)
• NASA — National Aeronautics and Space Administration (US)
• USP — United States Pharmacopeia
• F — Degrees Fahrenheit
• ADA&A — Advances in Astronomy and Astrophysics
• CAP — College of American Pathologists
• NAI — No Action Indicated (Most Favorable Food & Drug Administration Post-inspection Classification)
• CSC — Collection of Small Companies. Alternative interpretation (apparently used by staff) of the CSC company name, which properly stands for Computer Sciences Corporation. The 'Collection of Small Companies' version reflects CSC's operatianal structure, which
• SERC — Science and Engineering Research Council
• GSFC — Goddard Space Flight Center (Greenbelt, MD)

• CSTC — Consolidated Space Test Center
• SAR — synthetic aperture radar (satellite)
• ADC — Astronomical Data Center
• M&P — Materials and Processes
• IAU — International Astronomical Union
• JILA — Joint Institute for Laboratory Astrophysics
• ERBS — Earth Radiation Budget Satellite
• ESTEC — European Space Research and Technology Centre
• FTL — Faster Than Light
• PAH — Polycyclic Aromatic Hydrocarbon
• APS — American Physical Society
• SARA — Society of Amateur Radio Astronomers
• ADS — Astrophysics Data Service
• CCAFS — Cape Canaveral Air Force Station, an air force base in Florida where NASA launches satellites from.
• APJS — Astrophysical Journal Supplement Series
• MASER — microwave amplification by stimulated emission of radiation
• FAT — File Allocation Table
• LARC — Langley Research Center (NASA)
• MCC — Mission Control Center (JSC)
• IPAC — Infrared Processing and Analysis Center
• VMS — Virtual Memory System
• MSFC — Marshall Space Flight Center (Huntsville AL)
• AG — Astronomische Gesellschaft
• CO — Contracting Officer
• CHARA — Center for High Angular Resolution Astronomy
• SO/SI — space operations and scientific investigation
• SN — Space Network
• LPL — Lunar and Planetary Laboratory
• PPARC — Particle Physics and Astronomy Research Council
• BAA — British Astronomical Association
• DDCMP — Digital Data Communications Message Protocol
• NOAO — National Optical Astronomy Observatories (Tucson, AZ)
• Z — Zulu (Greenwich mean time)
• ISO — Infrared Space Observatory
• ALPO — Association of Lunar and Planetary Observers
• ISO 14155 — Current Widely Accepted Standard
• BAO — Beijing Astronomical Observatory
• TARDIS — Time And Relative Dimensions In Space. Dr Who's company car, so to speak. I can confirm that it is 'Dimensions' not 'Dimension'. This begs the follow-up question as to whether the Dimensions are relative to each other or to time, or to both, or to somethi
• ISF — Industrial Space Facility
• APL — Applied Physics Laboratory (at Johns Hopkins)
• RCS — Radar Cross Section
• ID — IDentifier
• D — Director
• COCAM — Contributions from the Cambridge Observatory England
• USRA — Universities Space Research Association
• S/W — Software
• VLSI — Very-Large-Scale Integration
• STSCI — Space Telescope Science Institute
• ADIL — Astronomy Data Image Library
• SEDS — Students for the Exploration and Development of Space

• CASS — Center for Advanced Space Studies
• KSC — John F. Kennedy Space Center
• ESO — European Southern Observatory
• BUBES — Bulletin of the University of Besancon Observatory
• ARC — Astrophysical Research Consortium
• DSMB — Data Safety Monitoring Board
• RTG — Radioisotope Thermoelectric Generator
• BHB — Black Hole Bang
• NASP — National Aerospace Plane
• AOA — Angle Of Attack
• PHRMA — Pharmaceutical Research and Manufacturers of America (formerly PMA, Pharmaceutical Manufacturers Association)
• LOX — Liquid Oxygen
• DAR — Defense Acquisition Regulation
• FOS — Faint Object Spectrograph
• TAC — Telescope Allocation Committee
• INS — Inertial Navigation System
• MITI — Ministry of International Trade & Industry (Japan)
• ASA — Astronomical Society Of The Atlantic
• MECO — Main Engine Cutoff
• USNO — United States Naval Observatory
• GOES — Geostationary Operational Environmental Satellite
• PROM — Programmable Read-Only Memory
• DOH — Department of Health (various countries)
• DSCS — U.S. Defense Satellite Communications System
• EUVE — Extreme Ultraviolet Explorer (NASA Satellite)
• AAVSO — American Association of Variable Star Observers
• CSA — Canadian Standards Association (like UL)
• ADSPR — Advances in Space Research
• CEMDA — Celestial Mechanics and Dynamical Astronomy
• K — Kilogram
• CARA — Center for Astrophysical Research in Antarctica
• AXAF — Advanced X-Ray Astrophysics Facility
• VSOP — VLBI Space Observatory Program
• GCP — Good Clinical Practice
• CHSAJ — Chinese Society of Astronautics Journal
• K — Kelvin (absolute temperature scale)
• UCL — University College London
• EUV — Extreme Ultraviolet Vertical
• ADCBU — Astronomical Data Center Bulletin
• ISU — International Space University
• WET — Whole Earth Telescope
• R/T — Real Time
• ORIG — Origin
• AMS — American Meteor Society
• SME — Solar Mesosphere Explorer
• XRD — X-Ray Diffraction
• DAO — Dominion Astrophysical Observatory (Victoria, BC, Canada)
• WGPSN — Working Group for Planetary System Nomenclature
• AMPS — Atmospheric Magnetospheric Plasma System
• ADEC — Astrophysics Data Centers Executive Council

• SLAR — Side-Looking Airborne Radar
• LCC — Launch Control Center (KSC)
• IPC — Interprocess Communication
• EIA — Extended Interaction Amplifier
• NCI — National Cancer Institute, USA
• PHP — Planetary Horizontal Platform
• BASBR — Bulletin of the Astronomical Society of Brazil
• FWHM — Full Width at Half Maximum
• EPS — Encapsulated Postscript
• ADIS — Astrophysics Data and Information Services
• NEODYS — Near Earth Objects Dynamic Site
• ATO — Abort To Orbit
• LHEA — Laboratory for High Energy Astrophysics
• RVU — Relative Value Unit
• GLP — Good Laboratory Practice
• VDS — Vereinigung der Sternfreunde
• CMS — Correctional Medical Services
• ALEXIS — Array of Low Energy X-ray Imaging Sensors
• AGB — Asymptotic Giant Branch
• CHSST — Chinese Space Science Technology
• CARA — California Association for Research in Astronomy
• ASCA — Advanced Satellite for Cosmology & Astrophysics
• DOY — Day of Year
• ALAMO — Automated Lunar and Meteor Observatory
• SDR — System Design Review
• IRSA — Infrared Science Archive
• CADC — Canadian Astronomy Data Centre
• LPO — La Palma Observatory
• NORAD — North American Air Defense (Command)
• ONR — Office of Naval Research (U.S.)
• COWRO — Contributions from the Wroclaw Astronomical Observatory
• MMI — Man-Machine Interface
• CDM — Cold Dark Matter
• AIRCO — Air et Cosmos
• SAS — Small Astronomy Satellite
• ERS — Earth Resources Satellite
• SGF — SpaceGuard Foundation
• AZ — Azimuth
• TIFF — Tag Image File Format
• ANS — Astro News Service
• OIG — Office of Inspector General
• IDE — Investigational Device Exemption
• ALS — Advanced Launch System
• RASC — Royal Astronomical Society of Canada
• DUNRE — Dunsink Observatory Reprints
• WP — Work Package
• COROE — Communications from the Royal Observatory Edinburgh
• NEOIC — Near Earth Object Information Center
• JAC — Joint Astronomy Centre
• CHJSS — Chinese Journal of Space Science

• DYERE — Dyer Observatory Reprints
• HST — Hubble Space Telescope
• NAOJ — National Astronomical Observatory of Japan
• DEACO — Dearborn Observatory Contributions
• CHJAA — Chinese Journal of Astronomy and Astrophysics
• CDC — Centers for Disease Control
• IOTA — International Occultation Timing Association
• OSS — Office of Space Sciences
• EVA — Extra-Vehicular Activity
• VSOLJ — Variable Star Observers League in Japan
• DIN — Deutsches Institut für Normung.
• MOSPO — Mobile Satellite Photometric Observatory
• LOR — Lunar Orbit Rendezvous
• ESRO — European Space Research Organisation
• NCAR — National Center for Atmospheric Research (US)
• ISN — International Supernovae Network
• RECONS — Research Consortium on Nearby Stars
• DEC — Declination
• SIDC — Sunspot Index Data Center
• ASHP — American Society of Hospital Pharmacists
• FITS — Flexible Image Transport System
• EDO — Extended Duration Orbiter
• LSF — Line Spread Function
• ABHI — Association of British Health-Care Industries
• ROSAT — Roentgen Satellite
• NRAO — National Radio Astronomy Observatory (Greenbank, WV)
• MSSS — Maui Space Surveillance Site
• CPAF — Cost Plus Award Fee (Type of Contract)
• BLOB — Binary Large Object
• CSBN — Committee for Small-Body Nomenclature
• ASTRA — Advanced Star Tracker
• APHA — American Pharmaceutical Association
• AUASS — Arab Union for Astronomy and Space Sciences
• ND — NASA Document
• TDRSS — Tracking and Data Relay Satellite System
• NAMN — North American Meteor Network
• SIM — Simulator
• ISTEC — International Small Telescope Cooperative
• LPI — Lunar and Planetary Institute
• HCIS — Health Care Information System
• MSSSO — Mount Stromlo and Siding Spring Observatories
• ASC — Ambulatory Surgery Center
• NAS — Norsk Astronomisk Selskap
• OSSE — Oriented Scintillation Spectrometer Experiment
• CMP — Competitive Medical Plan
• LOI — Lunar Orbit Insertion
• SVD — Singular Value Decomposition
• SAAO — South African Astronomical Observatory
• JRASC — Journal of the Royal Astronomical Society of Canada
• ACICH — Astronomical Circular

• TIE — Telescopes in Education
• PDP — Postinsertion Deorbit Preparation
• TEP — Transits of Extrasolar Planets
• MEPAG — Mars Exploration Program Analysis Group
• KPNO — Kitt Peak National Observatory (Tucson, AZ)
• SBNC — Small Bodies Names Committee
• BSI — British Standards Institution
• BASD — Ball Aerospace Systems Division
• EVN — European VLBI Network
• UT — Universal Time
• FU — Flight Unit
• ESAJ — European Space Agency Journal
• APH — Astroparticle Physics
• DMERC — Durable Medical Equipment Regional Carrier
• ADEPS — Advances in Earth and Planetary Sciences
• RGO — Royal Greenwich Observatory
• CHIME — College of Healthcare Information Management Executives
• EAA — Encyclopedia of Astronomy and Astrophysics
• SST — States Supersonic Transport
• DUNOP — Dunsink Observatory Publications
• VDU — Video Display Unit
• VBO — Vainu Bappu Observatory
• WAIS — Wide Area Information Server
• OPAG — Outer Planets Assessment Group
• COLPL — Communications of the Lunar and Planetary Laboratory
• WEBT — Whole Earth Blazar Telescope
• DFRC — Dryden Flight Research Center
• AFSCN — Air Force Space Command network
• GR — General Relativity
• CRB — Change Review Board
• ASPP — Atmospheric and Space Plasma Physics
• MTPE — Mission To Planet Earth
• VVORE — Van Vleck Observatory Reprints
• EOS — Earth Observing System (U.S.)
• MGMA — Medical Group Management Association
• BAT — Burst Alert Telescope
• JSAR — Journal of Space Astronomy Research
• ANEDI — Annals of the Royal Observatory, Edinburgh
• PDR — Physician’s Desk Reference
• AEXPR — Astronomy Express
• ARMOL — Armagh Observatory Leaflet
• TOMS — Total Ozone Mapping Spectrometer (satellite Instrument)
• IDL — Interactive Data Language
• AT — Acceptance Test
• JHIT — Joint Healthcare Information Technology Alliance
• E&S — Earth and Space
• BAAS — Bulletin of the American Astronomical Society
• ORROE — Occasional Reports of the Royal Observatory, Edinburgh
• TAC — Time Allocation Committee
• LMSS — Lunar Mapping and Survey System

• ASP — Astronomical Society of the Pacific
• GHTF — Global Harmonization Task Force
• APJ — Astrophysical Journal
• KCAO — Kumamoto Civil Astronomical Observatory
• AREG — Astronomical Register
• SUNY — State Universityrsity of New York
• ARISTOTELES — Applications and Research Involving Space Technologies Observing the Earth's Field from Low Earth Orbiting Satellite
• IUEDAC — IUE satellite Data Analysis Center
• D — Diameter
• NESSI — Near Earth Space Surveillance Initiative
• SDI — Strategic Defense Initiative
• SRD — Software Requirements Document
• NIR — Near Infrared
• JEM — Japanese Experiment Module
• IUS — Inertial UPper Stage (was Interim UPper Stage)
• IUE — International Ultraviolet Explorer
• FHST — fixed-head star tracker
• ANHAR — Annals of Harvard College Observatory
• ANLOW — Annals of the Lowell Observatory
• ANCAP — Annals of the Cape Observatory
• DUROO — Durham Observatory Observations
• MMU — Manned Maneuvering Unit
• NCC — Network Control Center (GSFC)
• AREP — Astronomy Reports
• IRAS — Infrared Astronomy Satellite
• ASTL — Astronomy Letters
• BIO — Biotechnology Industry Organization
• DADS — Data Archive and Distribution System
• AREPS — Annual Review of Earth and Planetary Sciences
• CLMA — Clinical Laboratory Management Association
• AMIA — The American Medical Informatics Association
• FRR — Flight Readiness Review
• CDT — Connaissance Des Temps
• ASRM — Advanced Solid Rocket Motor
• UL — Underwriters Laboratory
• ANLUN — Annals of the Observatory of Lund
• PDUFA — Prescription Drug User Fee Act (1992, U.S.)
• CHIPS — Cosmic Hot Interstellar Plasma Spectrometer
• SPVW — Spaceview
• SAO — Smithsonian Astrophysical Observatory
• PAAS — Publications of the American Astronomical Society
• HEAO — High Energy Astronomy Observatory
• ESOAR — European Southern Observatory Annual Reports
• FAR — Flight Acceptance Review
• FSK — Frequency Shift Keying
• ST — Space Telescope
• QSR — Quality System Regulation
• PASAU — Proceedings of the Astronomical Society of Australia
• HIAA — Health Insurance Association of America
• CQGRS — Classical and Quantum Gravity Supplement

• ASPRV — Astrophysics and Space Physics Reviews
• SRON — Space Research Organization of the Netherlands
• AFSD — Air Force Space Division
• CTE — Charge Transfer Efficiency
• MNRAS — Monthly Notices of the Royal Astronomical Society
• TM — Telemetry
• JBAA — Journal of the British Astronomical Association
• IDTF — Independent Diagnostic Testing Facility
• ECRI — Emergency Care Research Institute
• ONRAS — Occasional Notes of the Royal Astronomical Society
• ALPOJ — Association of Lunar and Planetary Observers Journal
• FDLI — Food and Drug Law Institute
• JOP — Jupiter Orbiter Probe
• ATLAS — ACTIVITIES Atmospheric Laboratory for Applications and Science
• CMA — Chemical Manufacturers Association
• PASA — Publications of the Astronomical Society of Australia
• MELOO — Melbourne Observatory Observations
• CRPL — Cosmic Ray Physics Laboratory
• RTLS — Return To Launch Site
• PROE — Publications of the Royal Observatory of Edinburgh
• CIBAA — Circular of the British Astronomical Association
• ISY — International Space Year (1992)
• ANDUD — Annals of the Dudley Observatory
• MWOAR — Mount Wilson Observatory Annual Report
• AFGWC — Air Force Global Weather Central (U.S.)
• PMUNO — Publications of the Munich Observatory
• SUMS — Shuttle Upper Atmosphere Mass Spectrometer
• MOA — Microlensing Observations in Astrophysics
• BKOAS — Bulletin of Korean Astronomical Society
• AO — Adaptive Optics
• SSBUV — shuttle solar backscatter ultraviolet (radiometer)
• OBC — Onboard Computer
• SDIO — Strategic Defense Initiative Organization
• ICH — International Conference of Harmonization
• CEMEC — Celestial Mechanics
• ASMT — American Society for Medical Technology
• CME — Coronal Mass Ejection (usually Sun)
• DFRF — Dryden Flight Research Facility
• COBRN — Contributions of the Public Observatory and Planetarium in Brno
• MECO — Magnetospheric Eternally Collapsing Object
• CIT — California Institute of Technology (Pasadena, CA)
• S/N — Signal-to-Noise ratio
• VAI — Voluntary Action Indicated (Food & Drug Administration postaudit inspection classification)
• PHASP — Physics and Astrophysics from Spacelab
• ESOSR — European Southern Observatory Scientific Report
• CQGRA — Classical and Quantum Gravity
• PAM — Payload Assist Module
• ESDAC — European Space Data Center
• JANSC — Journal of Astronautical Sciences
• SSTO — Single-Stage-to-Orbit

• AO — announcement of opportunity
• CASJQ — Canadian Aeronautics and Space Journal Quarter
• IPA — Individual Practice Association
• OTA — Optical Telescope Assembly
• SCA — Shuttle Carrier Aircraft
• BBF — Bursty Bulk Flow
• EBCI — Eclipsing Binaries Circulars
• RA — Research Assistant
• JASS — Journal of Astronomy and Space Sciences
• PASJ — Publications of the Astronomical Society of Japan
• COVVO — Contributions of the Van Vleck Observatory
• MMH — Monomethyl Hydrazine
• NASAL — NASA Circular Letter
• MMDA — Michigan Medical Device Association
• SI — Scientific Investigation
• ANMN — Antarctic Meteorite Newsletter
• OPF — Orbiter Processing Facility
• PRAES — Progress in Aerospace Sciences
• COARM — Contributions from the Armagh Observatory
• BASI — Bulletin of the Astronomical Society of India
• ANDEA — Annales of the Dearborn Observatory
• JBAS — Journal of the British Astronomical Society
• MDD — Medical Device Directive
• S&T — Sky & Telescope
• COKON — Commmunications of the Konkoly Observatory Hungary
• DRG — Diagnosis-Related Groups
• NRT — near real time
• JDSO — Journal of Double Star Observations
• JKAS — Journal of Korean Astronomical Society
• NCOS — National Commission on Space
• NASAR — NASA Reference Publication
• NASAS — NASA Special Publication
• ICE — International Cometary Explorer
• MCD — Minimum Cost Design
• CIUO — Circular of the Union Observatory Johannesburg
• PNAOJ — Publications of the National Astronomical Observatory of Japan
• CHA&A — Chinese Astronomy and Astrophysics
• ESOSP — European Southern Observatory Scientific Preprints
• COSKA — Contributions of the Astronomical Observatory Skalnate Pleso
• UARS — Upper Atmosphere Research Satellite (NASA)
• TTA — Time to Apogee
• GSC — Guide Star Catalog
• TPS — Thermal Protection System
• JAHH — Journal of Astronomical History and Heritage
• CBER — Center for Biologics Evaluation and Research
• COLIC — Contributions of Lick Observatory
• TIROS — Television InfraRed Observation Satellite (POES)
• PHA — Physics And Astronomy
• MEM — Meteoroid Exposure Module
• PVVO — Publications of the Van Vleck Observatory

• PPCAS — Publication of the Pomona College Astronomical Society
• COBOS — Contributions from the Bosscha Observervatory
• SPMAR — Space Markets
• HRSA — U.S. Health Resources and Services Administration
• COSTAR — Corrective Optics Space Telescope Axial Replacement
• OVS — Observation of Variable Stars
• USNOR — United States Naval Observatory Reports
• ARCHS — Archaeoastronomy Supplement
• NMI — Nautical Mile
• AUJPA — Australian Journal of Physics Astrophysical Supplement
• DSS — Deep Space Station
• MERIS — Medium Resolution Imaging Spectrometer
• NIZRE — Nizamiah Observatory Reprints
• JHA — Journal for the History of Astronomy
• PEPI — Physics of the Earth and Planetary Interiors
• POEM — Polar-Orbiting Earth Mission
• ARA&A — Annual Review of Astronomy and Astrophysics
• NASM — National Air and Space Museum
• TUV — Technische Uberwachungs-Vereine
• IQSY — International Quiet Sun Year
• ESRIN — European Space Research Institute
• EXA — Experimental Astronomy
• CFC — Chloroflourocarbon
• PCINO — Publications of the Cincinnati Observatory
• CODDO — Communications from the David Dunlap Observatory
• PGLO — Publications of the Goethe Link Observatory
• STICA — Space Technology Industrial and Commercial Applications
• STOMS — Space Telescope Observatory Management System
• AMPS — Atmosphere, Magnetosphere & Plasmas in Space
• DUDOR — Dudley Observatory Reports
• PDDO — Publications of the David Dunlap Observatory
• TEM — Transverse Electromagnetic
• ASTD — Advanced Space Technology Division
• NASAC — NASA Conference Publication
• OCC — Operations control center
• IU — Interface Unit
• PBEIO — Publications of the Beijing Astronomical Observatory
• PRCO — Publications of the Riverview College Observatory
• SMDA — Safe Medical Devices Act (1990)
• IRAJ — Irish Astronomical Journal
• HRI — High Resolution Imager
• PDS — Planetary Data System
• COMAP — Comments on Astrophysics
• MIL-STD — Military Standard
• AACCS — Analytical Approach to Candidate Constellation Selection
• M&R — Maintenance and Refurbishment
• RFNA — Red Fuming Nitric Acid
• JAD — Journal of Astronomical Data
• FAHS — Federation of American Health Systems
• CD-ROM — compact disc-read only memory

• OSSA — Office of Space Sciences and Applications
• PLICO — Publications of Lick Observatory
• CCR — Cost-Charge Ratio
• EBS — Electron Bombarded Silicon
• DSSN — Delta Scuti Star Newsletter
• PDREO — Publications of the Dresden Observatory
• OASH — Office of the Assistant Secretary for Health
• ESOC — European Space Operations Center
• JGR — Journal of Geophysical Research
• BPSK — binary phase shift keying
• BBXRT — Broadband XRay Telescope
• SLC — Space Launch Complex
• LICOB — Lick Observatory Bulletin
• COSSE — Cosmic Search Summer
• MFPE — Mission from Planet Earth
• WRORE — Wroclaw Astronomical Observatory Reprints
• POMIC — Publications of Michigan Observatory
• AACC — American Association for Clinical Chemists
• COSRE — Cosmic Research
• SPART — Space Research and Technology
• JCAP — Journal of Cosmology and Astro-Particle Physics
• SPRBU — Space Research Bulgaria
• SPP — Solar Physics Payload
• CEC — Commission of the European Communities ;
• PA — Popular Astronomy
• TOKRE — Tokyo Astronomical Observatory Reprints
• S/C — Spacecraft
• ATV — Automated Transfer Vehicle
• PMANO — Publications of the Manila Observatory
• MOL — Manned Orbiting Laboratory
• DSP — Defense Support Program
• CAMRE — Cambridge Observatories Reprints
• FCPH — Fundamentals of Cosmic Physics
• SPOT — Satellite Pour l'Observation de la Terre (France)
• CON — Certificate Of Need
• LPS — Launch Processing System
• LASCO — Large Angle Spectrometric Coronograph
• PSK — Phase Shift Key
• RAD — Radiant
• HIS — Health Information Systems
• SEOS — Synchronous Earth Observation Satellite
• LBLRR — LBL Research Review
• NSI — NASA Science Internet
• NRAOR — National Radio Astronomy Observatory Reprints
• SPIE — The Society of Photo-optical Instrumentation Engineers
• AOA — Abort Once Around (shuttle Abort Plan)
• CRARE — Cracow Observatory Reprints
• RSNA — The Radiological Society of North America, Inc.
• ADVAMED — Advanced Medical Technology Association
• NIGMS — National Institute Of General Medical Sciences (NIH)

• CCAS — Cape Canaveral Air Station
• UPPAN — Uppsala Astronomical Observatory Annals
• ECS — Environmental Control System (Subsystem)
• JASAC — Japan Astronomical Study Association Circulars
• ETR — Eastern Test Range (ESME Preferred)
• MHW — Ministry of Health and Welfare
• MMA — Minnesota Medical Association
• PI — Principle Investigator
• RNAOJ — Report of the National Astronomical Observatory of Japan
• BCRAO — Bulletin Crimean Astrophysical Observatory
• INDA — Investigational New Drug Application
• LRB — Liquid Rocket Booster
• RALPH — Reduction and Acquisition of Lunar Pulse Heights
• LGA — Low Gain Antenna
• SZA — Solar Zenith Angle
• SPED — Space Education
• ASSU — Annual Scientific Supplement to Urania
• MDR — Medical Device Register
• MJD — Modified Julian Date
• ACMAN — Astronomical Contributions from the University of Manchester
• HD — Hilary Duff
• FIR — Far Infrared
• FIRSSE — Far Infrared Sky Survey Experiment
• GEO — Geosynchronous Earth Orbit
• GMT — Giant Magellan Telescope
• MELAR — Melbourne Observatory Annual Report
• LEGRI — Low Energy Gamma-Ray Imager
• DCT — Discrete Cosine Transformer
• JBAN — Jodrell Bank Annals
• HIRA — Health Industry Representatives Association
• QBO — Quasi-biennial Oscillation (atm.)
• JHAS — Journal for the History of Astronomy Supplement
• MDI — Michelson Doppler Imager
• PERCO — Perkins Observatory Contributions
• FM — Flight Model
• PLAST — Planetary Astronomy
• EEXSC — Earth and Extraterrestrial Sciences
• M&P — Moon and Planets
• NRO — U.S. National Reconnaissance Office
• NAHIT — National Alliance for Health Information Technology
• PSPRO — Publications of the Sproul Observatory
• NCSC — National Council of Senior Citizens
• PROPAC — Prospective Payment Assessment Commission
• ECCLS — European Committee on Clinical Laboratory Standards
• SAA — South Atlantic Anomaly
• HIDA — Health Industry Distributors Association
• COPER — Contributions of Perkins Observatory
• ISEE — International Sun-Earth Explorer
• STERE — Steward Observatory Reprints
• MEI — Medical Economic Index

• JBRE — Jodrell Bank Reprints
• MDMA — Medical Device Manufacturers Association
• CM — Command Module
• COASP — Comments on Astrophysics and Space Physics
• PWASO — Publications of the Washburn Observatory
• IUENN — IUE NASA Newsletter
• LR — Long Radius
• SERAJ — Serbian Astronomical Journal
• FS — Far Side
• OAP — Odessa Astronomical Publications
• CDSF — Commercially Developed Space Facility
• CFIT — Controlled Flight into Terrain
• SDSS — Sloan Digital Sky Survey
• NEWAR — New Astronomy Review
• APJL — Astrophysical Journal Letters
• APOD — Astronomy Picture of the Day
• D — Directive
• DSMA — Division of Small Manufacturers Assistance
• ASCRS — American Society of Cataract and Refractive Surgery's
• CV — Cataclysmic Variable
• SPRRE — Sproul Observatory Reprints
• WFF — Wallops Flight Facility
• MASSMEDIC — Massachusetts Medical Device Industry Council
• FF — Flat Field
• RA — Regulatory Affairs
• DOAMS — distant-object attitude-measuring system
• MSX — Midcourse Space Experiment
• SUSIM — Solar Ultraviolet Spectral Irradiance Monitor
• ACRV — Assured Crew Return Vehicle
• JET-X — Joint European Telescope for X-ray astronomy
• MEDEC — Medical Devices Canada
• RSO — Resident Space Object
• SRL — Space Radar Laboratory
• VAB — Vertical Assembly Building
• CHI — California Healthcare Institute
• PYUNO — Publications of the Yunnan Observatory
• ICD-9-CM — International Classification of Diseases, 9th Edition
• RAA — Relative Azimuth Angle
• HFMA — Healthcare Financial Management Association
• RA — Right Ascension
• LSR — Local Standard of Rest
• PV — photovoltaic (solar)
• JIMO — Journal of the International Meteor Organization
• SYDOP — Sydney Observatory Papers
• SRM — Solid Rocket Motor
• PPRC — Physician Payment Review Commission
• WIMP — Weakly Interacting Massive Particle
• ANS — Astronomical Netherlands Satellite
• GRO — Gamma Ray Observatory (NASA)
• OSCAR — Orbiting Satellite Carrying Amateur Radio

• CPFF — Cost Plus Fixed-Fee
• IRAJS — Irish Astronomical Journal Supplement
• APC — Ambulatory Payment Class
• USNOC — United States Naval Observatory Circulars
• AMANDA — Antarctic Muon And Neutrino Detector Array
• JASV — Journal of the Astronomical Society of Victoria Melbourne
• MOTIF — Maui Optical Tracking and Identification Facility
• MOPH — Ministry of Public Health
• CHPA — Consumer Healthcare Products Association
• NASPY — North American Society of Electro Physiology and Pacing
• PRO — Professional Review Organization
• OHTA — Office of Health Technology Assessment
• MOS — Metal Oxide Semiconductor (FET Devices)
• OTV — Orbital Transfer Vehicle
• ELT — Extremely Large Telescope
• SOLSTICE — Solar Stellar Irradiance Comparison Experiment
• PYERO — Publications of the Yerkes Observatory
• USPHS — United States Public Health Service
• PVASO — Publications of the Vassar College Observatory
• SOPH — Solar Physics
• SR — Special Relativity
• PR — Problem Report
• JAAME — Japanese Association for the Advancement of Medical Equipment
• MSFN — Manned Space Flight Network
• MTF — Modulation transfer function.
• UPPOR — Uppsala Astronomical Observatory Reports
• LAMO — low altitude mapping orbit
• ESPI — European Space Policy Institute
• EFPIA — European Federation of Pharmaceutical Industries and Associations
• WILOO — Williamstown Observatory Observations
• HIMSS — Healthcare Information and Management Systems Society
• IUEEN — IUE ESA Newsletter
• SPAC — State Pharmaceutical Administration of China
• VHT — Very High Temperature
• LBT — Large Binocular Telescope
• IGY — International Geophysical Year (1 July 1957 - 31 December 1958)
• B/W — Black and White
• GLOMR — Global Low-Orbiting Message Relay
• STSKY — Star Sky
• CMB — Cosmic Microwave Background
• ASCP — American Society for Clinical Pharmacology and Therapeutics
• SPAN — Space Physics Analysis Network
• TTP — Time to Perigee
• MEDGV — Germany's Medical Equipment Safety Law
• SRB — Solid Rocket Boosters
• ASH — American Society of Hematology's
• IPEM — Institute of Physics and Engineering in Medicine
• ROAN — Royal Observatory Annals
• JAPA — Journal of Astrophysics and Astronomy
• SPD — Solar Physics Division

• UVS — Ultraviolet Spectrometer
• FD — Flight Day
• PMT — Photo Multiplier Tube
• SETI — Search for Extraterrestrial Intelligence
• TOKAB — Tokyo Astronomical Bulletin
• HSQB — Health Standard and Quality Bureau
• SF — Square Foot
• IAPM — International Association of Medical Prosthesis Manufacturers
• ST — Star Tracker
• CM/QA — Configuration Management/Quality Assurance
• CSG — Council of State Governments
• SPWD — Space World
• DEED — Minnesota Department of Employment and Economic Development
• KODOB — Kodaikanal Observatory Bulletins
• LLO — Low Lunar Orbit
• NAG — Numerical Algorithms Group Inc.
• MAFI — Medical Alert Foundation International
• EPIC — Earth Polychromatic Imaging Camera
• ASAIO — American Society for Artificial Internal Organs
• PAB — Pharmaceutical Affairs Bureau (Japan)
• JFMDA — Japan Federation of Medical Device Associations
• UCLA — Harbor-University of California Los Angeles
• TECRV — Technology Review
• TDRS — Tracking and Data Relay Satellites
• AW&ST — Aviation Week & Space Technology
• GRS — Gamma Ray Spectrometer
• MPBU — Minor Planet Bulletin
• MDS — Medium Deep Survey
• ER — Eastern Range
• MOSS — Market-Oriented Sector Selective
• AIPS — Astronomical Image Processing System
• MDA — Medical Device Amendments
• VLA — Very Large Array
• JETRO — Japan External Trade Organization
• OEJV — Open European Journal on Variable Stars
• STMAP — Studies in Mathematical Physics
• LRSP — Living Reviews in Solar Physics
• HIBCC — Health Industry Business Communications Council
• T&E — Test and Evaluation
• EUV — Extreme Ultra-Violet 2
• WR — Western Range
• HIB — Health Insurance Bureau (Japan)
• JCAHO — Joint Committee on the Accreditation of Healthcare Organizations
• JCCT — Joint Commission on Commerce and Trade (US-China)
• QSO — Quasar|Quasi-Stellar Object
• CDS — Coronal Diagnostic Spectrometer
• LLC — Limited Liability Partnership
• MTI — Minnesota Technology Inc
• SOT — Solar Optical Telescope
• LDEF — Long Duration Exposure Facility (for Spacecraft Material Testing)

• ORA — FDA's Office of Regulatory Affairs
• SIMCAT — simulate observations using space catalog
• RGOB — Royal Greenwich Observatory Bulletin
• DIN — Deutsches Institut fur Normung
• GEM — Giotto Extended Mission
• SAPS — Sub Auroral Polarization Streams
• RTK — Right-To-Know
• INTEGRAL — International Gamma-Ray Astrophysics Laboratory
• AMDM — Association of Medical Diagnostics Manufacturers
• QSIT — Quality System Inspection Technique
• ASIM — American Society of International Medicine
• BATSE — Burst and Transient Source Experiment
• EU — Expanded Universe
• IES — Institute of Environmental Sciences
• EGRET — Energetic Gamma Ray Explorer Telescope
• RTV — Room Temperature Vulcanizer
• ETC — Estimated Time to Completion
• LRO — Lunar Reconnaissance Orbiter
• IOA — Institute Of Astronomy (Cambridge)
• ISTAHC — International Society of Technology Assessment in Health Care
• RVGSP — Reviews of Geophysics and Space Physics
• TIMED — Thermosphere Ionosphere Mesosphere Energetics and Dynamics
• IMDA — Independent Medical Distributors Association
• NAMES — National Association of Medical Equipment Services
• WMAP — Wilkinson Microwave Anisotropy Probe
• FIPS — Fast Imaging Plasma Spectrometer
• TNO — Trans-Neptunian Object
• STHCG — Studies in High Energy Physics Cosmology and Gravitation
• PT — Pass-Through
• CNB — Cosmic Neutrino Background
• NHIB — National Health Insurance Bureau (Taiwan)
• WHT — William Herschel Telescope
• MIAA — Medical Industry Association of Australia
• MTPPI — Medical Technology and Practice Patterns Institute
• PACS — Physics and Astronomy Classification Schemex
• CM — Center of Mass
• HAACP — Hazard Analysis Critical Control Points Program
• EUDRA — European Drug Regulatory Authorities Network
• SNR — Super Nova Remnant
• LHA — Local Hour Angle
• MACHO — Massive Compact Halo Object
• MBBNET — Minnesota Biomedical Business Network
• CIRRIS — Cryogenic Infrared Radiance Instrument for Shuttle
• DNA — Digital Network Architecture
• LAC — Lockheed Aircraft Corporation
• BEV — Billion Electron Volts
• SEB — Systems Engineering Branch
• CENELEC — European Committee for Electromechanical Standardisation
• EFCS — Earth-fixed coordinate system
• WFC — Wide-Field Camera

• CBI — Confederation of British Industries
• PDA — Parenteral Drug Association
• RAZEL — Range, Azimuth and Elevation
• SSDF — Space Science Development Facility
• VDC — Volts, Direct Current
• B/L — Baseline
• NMDC — National Medical Device Coalition
• BH — Black Hole
• HPB — Health Protection Board (Canada)
• HUT — Hopkins Ultraviolet Telescope
• SSID1 — Soviet Space Insertion Diverter One
• ATM — Apollo Telescope Mount (on Skylab)
• IOLM — International Organization of Legal Metrology
• ZAHB — Zero-Age Horizontal Branch
• PSLV — Polar Satellite Launch Vehicle (Indian Space Research Organization; India)
• NSP — NASA Support Plan
• HGA — High Gain Antennae
• MODIS — Moderate Resolution Imaging Spectroradiometer
• QE — Quantum Efficiency
• MPEC — Minor Planet Electronic Circular
• HTML — Hyptertext Markup Language
• TES — Thermal Emission Spectrometer
• LIGO — Laser Interferometer Gravitational-Wave Observatory
• RQQ — Radio Quiet Quasar
• GLOB — Globular
• WSMR — White Sands Missile Range (whiz-murr)
• FDAMA — FDA Modernization Act of 1997
• TNM — The New Millenium
• SSME — Space Shuttle Main Engine
• DC — Delta Clipper
• WAXS — Wide Angle X-ray Scattering
• NLN — National League for Nursing
• LS/ST — Light Shield/Star Tracker
• Z — Zenith
• POMIN — Publications of the Astronomical Observatory University of Minnesota
• SSGSR — Springer Verlag Springer Series on Group Geophysics Space Research
• D/A — Digital-to-Analog
• MOTIE — Ministry of Trade, Industry, and Energy (Korea)
• MDDI — Medical Device and Diagnostics Industry
• AIMBE — American Insitute for Medical and Biological Engineering
• PERI — Pharmaceutical Education & Research Institute
• IPNS — Intense Pulsed Neutron Source
• UADE — Unanticipated Adverse Device Effects
• MITTS — Mobile Igor Tracking Telescope System
• PSF — Point Spread Function
• BCS — Bragg Crystal Spectrometer
• ESS — Engineering Support System
• EMDM — European Medical Device Manufacturer
• SIP — Sickness Index Profile
• LM — Lunar Module

• ATEL — Astronomer's Telegram
• VAC — Volts, Alternating Current
• MEDSUN — Medical Device Surveillance Network
• ERF — Energy Rejection Filter
• RAPS — Regulatory Affairs Professional Society
• IFCC — International Federation of Clinical Chemists
• NOCC — Network Operations Control Center (GSFC)
• LAMMR — large-antenna multichannel microwave radiometer
• SNII — SuperNova of Type II
• LAPSS — Large-Area Pulse Solar Simulator
• UHMW — Ultra High Molecular Weight
• DEFCAL — deflection calibration
• ECSS — European Cooperation for Space Standardization
• CST — Constant-Separation Traversing
• PPQA — Pre-Product Quality Assurance
• FPA — Floating Point Accelerator
• EBTC — Edison BioTechnology Center
• LAIRT — Large-Aperture Infrared Telescope
• SKA — Square Kilometre Array
• COCIR — Coordination Committee of the Radiological and Electromedical Industries
• NAHC — National Association of Home Care
• MMIC — Medical Manufacturers' Information Council
• GHRS — Goddard High Resolution Spectrograph
• GML — Galactic Modeling Language
• MEDMARC — Medical Device Material Assurance and Reinsurance Company, Ltd.
• AGN — Active Galaxy Nucleus
• XUV — Extreme Ultraviolet
• SM — Standard Model
• DSS — Digitized Sky Survey
• DH — Data Handling
• HCPCS — Health Care Common Procedure Coding System
• HDIF — Health Care Data Interchange Format
• VAFB — Vandenberg Air Force Base
• ODE — Office of Device Evaluation
• QTG — Quantum Theory of Gravity
• MACRO — Monopole, Astrophysics and Cosmic Ray Observatory
• PM — Pressurized Module
• SOHO — SOlar and Heliospheric Observatory
• VLBI — Very Long Baseline Interferometry
• RCS — Reaction Control System/Subsystem
• LEM — Lunar Excursion Module
• GOES — Geostationary Orbiting Environmental Satellite
• VLT — Very Large Telescope
• EDMA — European Diagnostics Manufacturer's Association
• IMBH — Intermediate-Mass Black Hole
• LCROSS — Lunar CRater Observation and Sensing Satellite
• PBPK — Physiologically-Based Pharmacokinetic
• TGF — Terrestrial Gamma-Ray Flash
• MPI — Minnesota Project Innovation
• PMA — Premarket Application

• MPC — Minor Planet Circulars
• CWS — Committee on World Standards
• LLAGN — Low-Luminosity Active Galactic Nucleus
• MCO — Mars Climate Orbiter
• A&AS — Astronomy and Astrophysics Supplement Series
• RAPS — radiologists, anesthesiologists, and pathologists
• ADFRF — Ames-Dryden Flight Research Facility
• MVEMJSUNP — Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune Pluto
• GPE — Gravitational Potential Energy
• ST-ECF — Space Telescope - European Coordinating Facility
• TR — Tape Recorder
• ESABU — European Space Agency Bulletin
• MDR — Medical Device Reports
• EUCOMED — European Confederation of Medical Suppliers Associations
• SPARTAN — Shuttle Pointed Autonomous Research Tool for Astronomy
• ISO — Imaging Spectrometic Observatory
• ZAMS — Zero Age Main Sequence, a star that has just become a main-sequence star (i.e. a star that has begun burning hydrogen in its core)
• PISCO — Parallel Imager for Southern Cosmological Observations
• MLI — Multilayer Insulation
• XMM — X-ray Multi Mirror
• MNBIO — Minnesota Biotechnology
• ZPF — Zero-Point-Fluctuation
• CAPS — Cassini Plasma Spectrometer
• POSS — Palomar Observatory Sky Survey
• SIMBAD — Set of Identifications, Measurements, and Bibliography for Astronomical Data
• VTVL — Vertical Takeoff Vertical Landing
• POL — Physician's Office Laboratory
• DOC — Data Operations Center
• USAFA — United States Air Force Academy
• HEDIS — Healthplan Employee Data and Information
• CATS — Cheap Access to Space
• JCMT — James Clerk Maxwell Telescope
• BMDO — Ballistic Missile Defense Office
• TOCC — TDRS Operations Control Center
• MDC — Major Diagnostics Category
• SIRTF — Space Infrared Telescope Facility
• ESIS — ESA Space Information Systems
• IPA — Institute for Polyacryclate Sciences
• SNR — SuperNova Remnant
• ANSAO — Annals of the Astrophysical Observatory of the Smithsonian Institution
• OFAD — Optical Field Angle Distortion
• LDEO — Lamont-Doherty Earth Observatory
• HSP — High Speed Photometer
• CCLRC — Central Laboratory of the Research Councils
• WISE — Wide-Field Infrared Survey Explorer
• RMS — Record Management System
• TCPA — Time for Closest Point of Approach
• LRO — Large Radio Observatory
• EROS — Earth Resources Observation Satellite
• HEO — Highly Elliptical Orbit

• MA — Medical Alley
• MVCA — Minnesota Venture Capital Association
• PVO — Pioneer Venus Orbiter
• NEA — Noise Equivalent Angle
• VAB — Vehicle Assembly Building
• BHTA — British Healthcare Trades Industry
• GTO — Geostationary Transfer Orbit
• PN — Planetary Nebula
• LCG — light curve generator
• RV — Radial Velocity
• ROSA — Romanian Space Agency
• MOLA — Mars Observer Laser Altimeter
• PEB — Performance Evaluation Board
• SGR — Soft Gamma Repeater
• TAI — International Atomic Time
• GAS — Getaway Special
• JHU — The Johns Hopkins University (Baltimore, MD)
• SDAC — Solar Data Analysis Center
• NACA — National Advisory Committee on Aeronautics
• AVSOM — American Association of Variable Stars Observers Monographs
• ITU — Infrared Telescope Unit
• DCR — Document Change Request
• LAN — Local Apparent Noon
• ARKOD — Annual Report of the Kodaikanal Observatory
• WCS — World Coordinate System
• MVM — Mariner Venus/Mercury
• NASO — North American Space Operations
• TEC — Thermal Electric Cooler
• ADSAC — Advanced Series in Astrophysics and Cosmology
• JWST — James Webb Space Telescope
• NEO — Near Earth Object
• PPN — Proto-Planetary Nebula
• APM — Attached Pressurized Module (a.k.a. Columbus)
• SOHO — Solar Heliospheric Observatory
• GST — Ground System Test
• AGPS — Assisted Global Positioning System
• RC — Relativistic Correction
• UT — University of Texas
• CRAF — Comet Rendezvous/Asteroid Fly-by
• ESTEC — European Space Technology Center
• POCC — Payload Operations Control Center
• SMM — Solar Maximum Mission
• AP — Array Processor
• AAOPR — Anglo-Australian Observatory Epping Preprint
• SA — Solar Array
• MOC — Mars Observer Camera
• CNSA — China National Space Administration
• MOWG — Mission Operations Working Group
• JD — Julian Date
• PDR — Photo Dissociation Region

• WTR — Western Test Range
• VLBA — Very Long Baseline Array
• ISM — Interstellar Medium
• ACE — Actuator Control Electronics
• MINISAT — Miniature Satellite
• NR — Non-Relativistic
• IWG — Interface Working Group
• MPL — Mars Polar Lander
• MER — Mars Exploration Rover
• WSO — Wilcox Solar Observatory
• VHE — Very High Energy
• HAO — High Altitude Observatory (NCAR)
• MHD — Magnetohydrodynamic
• ODC — Other Direct Cost
• WCFZ — Worst Case Fresnel Zone
• SIC — Spacecraft Identification Code
• UGC — Uppsala General Catalog
• ATDRS — Advanced Tracking and Data Relay Satellite
• LERC — Lewis Research Center
• NM — Non-Moment
• CIRCE — Confusion-limited Infrared Cosmology Explorer
• COROT — Convection Rotation and Planetary Transits
• CEA — Center for EUV Astrophysics
• MMT — Multiple Mirror Telescope
• STEREO — Solar Terrestrial Relations Observatory
• JRASN — Journal of the Royal Astronomical Society of New Zealand
• EGG — Evaporating Gaseous Globule
• SUMER — Solar Ultraviolet Measurements of Emitted Radiation
• PAN-STARRS — Panoramic Survey Telescope and Rapid Response System
• OV — Orbital Vehicle
• FDR — Final Design Review
• PAMELA — Payload for Antimatter Matter Exploration and Light-nuclei Astrophysics
• IGM — Intergalactic Medium
• RAE — Radio Astronomy Explorer
• OSTA — Office of Space and Terrestrial Applications (US NASA; now OAST)
• PBOSO — Publications of the Bosscha Observatory Lembang
• HB — Hot Bands
• MMRAS — Memoirs of the Royal Astronomical Society
• G — Gravity
• ODF — Orbit Determination Facility
• ANTOK — Annals of the Tokyo Astronomical Observatory
• KBO — Kuiper Belt Object
• GPC — General Purpose Computer
• AAONW — Anglo-Australian Observatory Epping Newsletter
• AVSOA — American Association of Variable Stars Observers Abstracts
• CGRO — Compton Gamma-Ray Observatory
• APINV — Astrophysical Investigations
• SIM — Space Interferometry Mission
• LVPS — Low Voltage Power Supply
• MPF — Mars PathFinder

• CFF — Columbus Free Flyer
• AVSOQ — American Association of Variable Stars Observers Quarterly Reports
• ISBRV — International Space Business Review
• E — Earth
• MSOCC — Multisatellite Operations Control Center
• LST — Local Sidereal Time
• PCA — Proportional Counter Array
• PGOOO — Publications of the Goodsell Observatory
• COPRE — Copenhagen University Observatory Reprints
• CL — Command Language
• LF — Luminosity Function
• BHB — Blue Horizontal Branch
• AAT — Anglo Australian Telescope
• STO — Solar Terrestrial Observatory
• CCR — Configuration Change Request
• NEAR — Near-Earth Asteroid Rendezvous
• NEEDS — NASA end-to-end data system
• MVI — Microgravity Vestibular Investigation
• LAWOB — Laws Observatory Bulletin
• ISSRT — Israel Space Research and Technology Information Bulletin
• LGRB(S) — long gamma ray burst(s)
• PKAS — Publication of the Korean Astronomical Society
• TPF — Terrestrial Planet Finder
• SEF — Space Environmental Facility
• FQR — Flight Qualification Review
• MMASI — Memoirs of the Astronomical Society of India
• ND — Neutral Density
• PCARS — Publication of COMU Astrophysics Research Center
• UNOOSA — United Nations Office for Outer Space Affairs
• SHAD — Stellar Horizon Atmospheric Dispersion
• SANS — Stellar Autonomous Navigation System
• SRAG — Space Radiation Analysis Group
• SFR — Star Formation Rate
• LM&SS — Lunar Mapping and Scientific Survey
• CBR — Cosmic Background Radiation
• LITVC — Liquid Injection Thrust Vector Control
• AP&SS — Astrophysics and Space Science
• IRFNA — Inhibited Red Fuming Nitric Acid
• MMKMO — Memoirs Of The Kakioka Magnetic Observatory
• AEDRV — Astronomy Education Review
• SPIRE — Spectral Infrared Rocket Experiment
• ANLL — Annals of the Observatory of Lucien Libert
• THAST — Theoretical Astrophysics
• WBHF — WideBand High Frequency
• OPM — Outer Planet Mission
• AVWG — Assembly and Verification Working Group
• IDT — Investigation Definition Team
• OARE — Orbital Acceleration Research Experiment
• MS — Master Schedule
• LASS — large-amplitude space simulator

• CORAD — Communications from the Radcliffe Observatory Pretoria South Africa
• A/D — Analog to Digital (conversion)
• NERVA — Nuclear Engine for Rocket Vehicle Application
• SPPOL — Space Policy
• CIAO — Chandra Interactive Analysis of Observations
• OAO — Orbital Astronomical Observatory
• PLANEMO — Planetary Mass Object
• ABBA — ADC Backend For Bolometer Array
• WXQ — Waxing Quarter
• MM — Memory Module
• SPIRIT — Spatial Infrared Telescope
• PCS — Pointing Control System
• ESTP — European Space Technology Platform
• UW — University of Wisconsin
• SQPK — staggered quadrature phase shift keying
• NSTL — National Space Technology Laboratories (NASA)
• LOD — Length of Day
• NUSTAR — Nuclear Spectroscopic Telescope Array
• TV — Thermal Vacuum
• STATS — star tracker alignment test set
• PBRN — Publications of the Astronomical Institute of the University of Borneo
• MSP — Millisecond Pulsar
• OG — Original Gravity
• SNAP — Supernova / Acceleration Probe
• AXAF — Assembly and Verification Working Group
• DWE — Doppler Wind Experiment
• POVRO — Publications of the Owens Valley Observatory
• FK4 — Fundamental Katalog 4
• NRF — National Research Foundation
• TEA — Torque Equilibrium Attitude
• IFA — Institute for Astronomy
• OWL — Overwhelmingly Large Telescope
• MTC — Man-Tended Capability
• BBT — Big Bang Theory
• MEV — Mars Excursion Vehicle
• PDO — Publications of the Dominion Observatory Ottawa
• A — Angstrom unit
• LPV — Long Period Variable
• JBIS — Journal of the British Interplanetary Society
• ASSA — Astronomical Society of South Africa
• BAVSO — Bulletin of the American Association of Variable Stars Observers
• COWAT — Contributions of the University of Waterloo Observatory
• VO — Virtual Observatory
• SSRMS — Space Station Remote Manipulator System
• SSPF — Space Station Processing Facility
• LGM — Little Green Men
• MST — Mean Solar Time
• DEM — Differential Emission Measure
• DSSC — Deep Space Station Complex
• SXR — Soft X-Ray

• LAT — Large Area Telescope
• APL&C — Astrophysical Letters Communications
• AASPP — Astrononomy and Astrophysics Series
• SHA — Sidereal Hour Angle
• ARBEI — Astrophysics Reports Publications of the Beijing Astronomical Observatory
• FRAS — fellow of the Royal Astronomical Society
• PCOOO — Publications of the Cook Observatory
• SDO — Scattered Disk Object
• CYSF — Cape York Space Facility
• QE — Quality Engineer
• MTSRE — Mount Stromlo Observatory Reprints
• STACC — Standard Telemetry And Communications Component
• LH — Liquid Hydrogen
• ROUS — Rodents Of Unusual Size
• SO — Space Operations
• MPS — Mission Planning System
• PAICZ — Publications of the Astronomical Institute of the Czechoslovak Academy of Sciences
• SPICE — Survey Probe Infrared Celestial Experiment
• LOWOB — Lowell Observatory Bulletin
• SSS — Spinning Sun Sensor
• JAXA — Japan Aerospace Exploration System
• SAOCO — Smithsonian Astrophysical Observatory - Contributions to Astrophysics
• SST — Space Surveillance and Tracking
• PDAO — Publications of the Dominion Astrophysical Observatory
• RSU — Rate Sensor Unit
• CEV — Crew Exploration Vehicle
• FOC — Faint Object Camera
• BD — Bonner Durchmusterung
• ET — External Tank
• PKIRO — Publications of the Kirkwood Observatory of Indiana University
• ADASS — Astronomical Data Analysis Software and Systems
• ANSHO — Shanghai Observatory Annals
• WD — White Dwarf
• ISTS — Institute for Space and Terrestrial Science
• SST — Spectroscopic Survey Telescope
• APSSS — Astrophysics and Space Science Supplement
• MNSSA — Monthly Notes of the Astronomical Society of South Africa
• AAAD — Amateur Astronomers Association Delhi
• OMS — orbital maneuvering system
• VEEGA — Venus-Earth-Earth Gravity Assist
• CU — Calibration Unit
• OXFOO — Oxford University Observatory Observations
• DMF — Data Management Facility
• TMT — Thirty-Meter Telescope
• EHB — Extreme Horizontal Branch
• AR — Active Region
• ALMA — Atacama Large Millimeter Array
• COLON — Communications of the University of London Observatory
• FRC — Flight Research Center
• IRBS — Infrared Background Sensor

• CEAB — Central European Astrophysical Bulletin
• PASPS — Publications of the Astronomical Society of the Pacific Supplement
• VSSSC — Variable Star Section Special Circulars
• PVSS — Publications of Variable Star Section
• MMBAA — Memoirs of the British Astronomical Association
• TMA — Tycho Magnetic Anomaly
• MRSR — Mars Rover Sample Return
• AGILE — Astro-rivelatore Gamma a Immagini Leggero
• CAPMI — Royal Observatory Cape Mimeogram
• CDCA — Centre de Depoiullement des Cliches Astronimiques
• CAROB — Carter Observatory Wellington New Zealand Astronomical Bulletins
• DLR — Deutschen Zentrum für Luft- und Raumfahrt
• IDA — International Dark-Sky Association, Inc.
• GRC — Glenn Research Center
• SVPCS — Springer Verlag Springer Series on Physics Chemistry Space
• DDORE — David Dunlap Observatory Richmond Hill Reprints
• ESAST — European Space Agency Scientific Technical Review
• HRMS — High Resolution Microwave Survey (SETI, Project Phoenix)
• SIA — Solar Inertial Attitude
• PLR — Planetary Report
• LNSP — Lecture Notes and Supplements in Physics
• ESOB — European Southern Observatory Bulletin
• ZD — Zenith Distance
• UDL — Unique Data Log
• HOTOL — Horizontal Takeoff and Landing Launcher
• DSNPR — Deep Space Network Progress Report
• LST — Large Space Telescope
• AGK3 — Katalog der Astronomischen Gesellschaft 3
• OAF — Optical Alignment Facility
• DDTE — Design, Development, Test, and Evaluation
• AVSOR — American Association of Variable Stars Observers Reports
• OLT — Observatory Level Test
• VMS — Vertical Motion Simulator
• TOY — Time of Year
• BWI — Baltimore-Washington International Airport, between Baltimore, Maryland and Washington, DC, United States
• ICCD — Intensified Charge-Coupled Device
• POHEL — Publications of the Astronomical Observatory Helsinki
• PAIB — Publications of the Astronomy Institute of Bonn
• ODAS — OCA (Observatoire de la Côte d'Azur) - DLR (Deutschen Zentrum für Luft- und Raumfahrt) Asteroid Survey
• PFAO — Publications of the Flower Astronomical Observatory
• ANBOS — Annals of the Bosscha Observatory Lembang
• UIT — Ultraviolet Imaging Telescope
• PAM-D — Payload Assist Module, Delta-class
• DENIS — Deep Near-Infrared Survey
• OOTU — Origin Of The Universe
• MAGIC — Major Atmospheric Gamma-ray Imaging Cherenkov Telescope
• PC — Planetary Camera
• MACHO — Massive Astronomical Compact Halo Object
• MMO — Mercury Magnetospheric Orbiter
• RTS — Relative Time Sequence

• BANS — Bulletin of the Astronomical Institutes of the Netherlands, Supplement Series
• ASTRA — Astrophysics and Space Sciences Transactions
• OGSE — Optical Ground Support Equipment
• EGRET — Energetic Gamma Ray Experiment Telescope
• COOXF — Communications from the University Observatory Oxford
• PLAWO — Publications of Laws Observatory
• COAST — Communications in Asteroseismology
• PMCCO — Publications of the Leander McCormick Observatory
• PPMTO — Publications of the Purple Mountain Observatory
• PAB — Publications of The Astrophysics Branch Ottawa
• CCDM — Catalog of Components of Double and Multiple Stars
• XCS — XMM Cluster Survey
• LUT — Lookup Table
• APPLE — Ariane Passenger Payload Experiment
• VTHL — Vertical Takeoff Horizontal Landing
• MICRE — University of Michigan Observatory Reprints
• ANCGH — Annals of Royal Observatory, Cape of Good Hope
• VOIR — Venus Orbiting Imaging Radar
• ROE — Royal Observatory, Edinburgh
• HTVL — Horizontal Takeoff Vertical Landing
• RGB — Red Giant Branch
• PHA — Potentially Hazardous Asteroid
• AESS — Institute of Electrical and Electronic Engineers - Aerospace and Electronics Systems Society
• PSC — Point Source Catalog
• CRISTA — Cryogenic Infrared Spectrometer Telescope For Atmosphere
• XRT — X-Ray Telescope
• BALTA — Baltic Astronomy
• GXY — Galaxy
• SSI — Solid-State Imager
• ASC — Agence Spatiale Canadienne
• OBAFGKM — Oh, Be A Fine Girl, Kiss Me
• SETI — Search for Extra Terrestial Intelligence
• SG — Shattered Galaxy (game)
• PISTO — Publications of the Istanbul Observatory
• OTHB — Over The Horizon Backscatter
• CARRE — Carter Observatory Wellington New Zealand Reprints
• QPOE — Quick Position Oriented Event
• MSTO — Main Sequence Turn-Off
• VCS — Vernier Control System
• ODB — Operations Data Base
• VFN — virtual file name
• TMTE — Telemetry Test Equipment
• CSVS — Catalogue of Suspected Variable Stars
• ATC — Absolute Time Command
• PMC — Permanently Manned Capability (of Space Station)
• SI — Science Instrument
• DG — Data Group
• CTB — Cargo Transfer Bag
• NED — NASA/IPAC Extragalactic Database
• PLSS — Portable Life Support System

• MTWRE — Mount Wilson and Palomar Observatory Reprints
• ACRV — Astronaut Crew Rescue Vehicle
• MMAAR — Maria Mitchell Association Annual Report
• TCE — Thermal Control Electronics
• PST — Personal Solar Telescope
• BDB — Big Dumb Booster
• SEM — space environment monitoring
• SIRTF — Shuttle InfraRed Telescope Facility
• AU — Alternate Universe
• PF&CO — Publications of the Flower and Cook Astronomical Observatory
• AXP — Anomalous X-Ray Pulsar
• IAO — International Astronomy Olympiad
• ZHR — Zenith Hourly Rate
• MLY — Mega Light Year
• MEM — Maximum Entropy Method
• UIC — User Identification Code
• RICAP — Roma International Conference on Astroparticle Physics
• PRAST — Practical Astronomy
• VAP — Verification and Acceptance Program
• PWM — pulse width modulated
• AEA — Atomic Energy Agency
• LIRG — Luminous Infrared Galaxy
• VPF — Vertical Processing Facility
• AD — Analog to Digital
• GIO — graphics input/output
• HFQPO(S) — high-frequency quasi-periodic oscillation(s)
• ZAP — Z Axis Precession
• CCD — Color-Color Diagram
• KODRE — Kodaikanal Observatory Reprints
• NGS — National Geographic Society
• GG — Gravity Gradient
• CD — Cordoba Durchmusterung
• CMBR — Cosmic Microwave Background Radiation
• EAAA — Escambia Amateur Astronomers Association
• C&DH — Control and Data Handling
• PNLF — Planetary Nebula Luminosity Function (astronomy)
• TOYAL — Transactions of the Astronomical Observatory of Yale University
• APL — Astrophysical Letters
• OHP — Observatoire de Haute-Provence
• SAS — Space Adaptation Syndrome
• ♅ — Uranus
• EBE — Extraterrestrial Biological Entity
• DQE — Detector Quantum Efficiency
• SCP — Supernova Cosmology Project
• LAMP — Lyman-Alpha Mapping Project
• HTHL — Horizontal Takeoff Horizontal Landing
• MEERE — Kenneth Mees Observatory Reprints
• CELT — California Extremely Large Telescope
• SM — Secondary Mirror
• HZ — Habitable Zone

• ASTQ — Astronomy Quarterly
• SPO — Sacramento Peak Observatory
• SP — sun point
• VISTAR — visible space tracking and reconnaissance
• LEND — Lunar Exploration Neutron Detector
• WR — Wolf-Rayet Star
• MTSOM — Mount Stromlo Observatory Mimeographs
• IPNPR — Interplanetary Network Progress Report
• PUAMS — Publications of the Astronomical Institute of the University of Amsterdam
• ADU — Astronomical Distance Unit
• TZO — Thorne-Å»ytkow Object
• SOUST — Southern Skies
• COPRI — Contributions from the Princeton University Observatory
• ITF — Intensity Transfer Function
• TMC — Taurus Molecular Cloud
• SLAP — Space Link Access Protocol
• PODPS — Post Observation Data Processing System
• GMT — Greenwich Mean Time (now obsolete)
• SMART — Small Missions for Advanced Research in Technology
• MV — Apparent Visual Magnitude
• WAA — Westchester Amateur Astronomers
• SAC — Saguaro Astronomy Club
• VELLO — Very Low Luminosity Object
• NSC — Navigational Star Catalog
• CCA — Cambridge Contemporary Astrophysics
• GVI — Global Village Idiot
• LCDM — Lambda Cold Dark Matter
• MPO — Mercury Planetary Orbiter
• VSSRE — Variable Star Section Reprints
• PASK — Publications of the Academy of Science Kasakstan
• COTS — Cheap Off the Shelf
• ADAF — Advection-dominated Accretion Flow
• MIP — Moon Impact Probe
• ♆ — Neptune
• SAC — Solar Array Carrier
• TKSC — Tsukuba Space Center
• ACURA — Association of Canadian Universities for Research in Astronomy
• ETOL — ESA Test and Operations Language
• MO — Mars Observer
• ARAA — Annual Review of Astronomy and Astrophysics
• M — Messier
• MTWAR — Mount Wilson and Palomar Observatory Annual Report
• SGRB(S) — short gamma ray burst(s)
• KP — Kitt Peak
• NLTE — Non-local Thermodynamic Equilibrium
• SANSA — South African National Space Agency
• KM — Kilometres
• KTB — Cretaceous-Tertiary Boundary
• IMO — International Meteor Organization
• RNP — Rotation, Nutation and Precession

• CVZ — Continuous Viewing Zone (Hubble Space Telescope; US NASA)
• GHA — Greenwich Hour Angle
• CAS — Cambridge Astrophysics Series
• MDRS — Mars Desert Research Station
• MV — absolute visual magnitude
• SL — Comet Shoemaker-Levy
• TBBT — The Big Bang Theory
• CPMF — cost plus management fee
• HVR — Hyper-Variable Region
• FGE — Fine Guidance Electronics
• VILCO — Villanova University Observatory Contributions
• EPD — Energetic Particles Detector
• MU — Memory Unit
• RASS — ROSAT All-Sky Survey
• ULAS — Union List of Astronomy Serials
• CST — Constant
• DPS — Division for Planetary Sciences
• TEI — The Education Initiative
• AC — Astrographic Catalogue
• PA — Position Angle
• SAREX — Search and Rescue Exercise
• CPD — Cape Photographic Durchmusterung
• AIT — Assembly, Integration, and Testing
• BRITE — Bright-Star Target Explorer
• HRS — High Resolution Spectrograph
• PDAA — Publications of the Department of Astronomy, Austin, Texas
• CPMM — characters per millimeter
• OSB — Operations Software Branch
• NSSCC — NORAD Space Surveillance Computation Center
• SP — Solar Physics
• TSTO — Two-Stage-To-Orbit
• HLV — Heavy Lift Vehicle
• ETI — Extraterrestrial Intelligence
• DDCU — DC-to-DC Converter Unit
• UGZ — UG Z Camelopardalis
• ASCA — Advanced Satellite for Cosmology and Astronomy
• STARCAT — Space Telescope Archive Catalog
• BCG — Blue Compact Galaxy
• AGN — Active Galactic Nucleus
• CRS — Cambridge Reference Sequence
• CSPN — Central Star of Planetary Nebula
• SSP — Subsolar Point
• UDMH — Unsymmetrical Dimethyl Hydrazine (Alar Metabolite)
• BIS — British Interplanetary Society
• WIRCAM — Wide-field InfraRed Camera, instrument on the Canada-France-Hawaii Telescope
• STAVF — Space Telescope Assembly and Verification Facility
• SDMS — Spatial Data Management System
• NICMOS — Near-Infrared Camera and Multi-Object Spectrometer
• WKO — Well-Known Object
• MTR — Mean Time to Restore

• STIF — Software Test and Integration Facility
• VSSCI — Variable Star Section Circulars
• MONGO — Interactive graphics software package
• TAUVEX — Tel Aviv University Ultraviolet Explorer
• SED — Spectral Energy Distribution
• NEAF — North East Astronomy Forum
• DES — Deep Ecliptic Survey
• APT — Automatic Photometric Telescope
• LFT — Luyten Five-Tenths
• MAG — Magnitude
• IRA — Infrared Astronomy
• E/A — Ephemeris/Attitude
• LPICO — Lunar and Planetary Institute Contributions
• SWAS — Submillimeter Wave Astronomy Satellite
• RXTE — Rossi X-Ray Timing Explorer
• NSL — Northrop Space Laboratory
• STERJ — Solar, Terrestrial and Environmental Research Japan
• DCF — Data Capture Facility
• UBM — Unpressurized Berthing Mechanism
• ROLUN — Reports of the Lund Observatory
• LBVS — Luminous blue variable
• AAA — Amateur Astronomers Association
• AQR — Aquarius
• PCS — Physics and Chemistry in Space
• PUSNO — Publications of the US Naval Observatory
• SXT — Soft X-Ray Telescope
• ARGOS — Advanced Research Global Observation Satellite
• ♃ — Jupiter
• RPI — Rensselaer Polytechnic Institute (Rensselaer, NY)
• XN — X-ray Nova
• CCAR — Colorado Center for Astrodynamics Research
• GCVS — General Catalog of Variable Stars
• JVO — Japanese Virtual Observatory
• CSM — Command and Service Module
• ACV — Alpha Canes Venatici
• ECA — Earth Crossing Asteroid
• LCRS — Las Campanas Redshift Survey
• SID — Sudden Ionospheric Disturbance
• EAPU — External Auxiliary Power Unit
• ACS — Advanced Camera for Surveys
• SST — Spitzer Space Telescope
• LSST — Large Synoptic Survey Telescope
• MOND — Modified Newtonian Dynamics
• SPDM — Special Purpose Dextrous Manipulator
• IRDC — Infrared Dark Cloud
• STAR — Space Telescope Axial Replacement
• WTTS — Weak-Line T-Tauri Star
• CEMP — Carbon-Enhanced Metal-Poor
• YSO — Young Stellar Object
• IDT — Instrument Development Team

• CSAA — Committee on Space Astronomy and Astrophysics
• DRS — Direct Receiving Station
• RAL — Radio Astronomy Laboratory
• SPRL — Space Physics Research Laboratory
• AOR — Astronomical Observation Request
• ENE — East North East
• DSO — Deep Sky Object
• LBN — Lynds Bright Nebula
• MEV — million electron volts
• LMST — Local Mean Sidereal Time
• FOCAS — Faint Object Classification and Analysis System
• AGK — Astronomische Gesellschaft Katalog
• EU — Engineering Unit
• TOPS — Toward Other Planetary Systems
• UGSS — UG SS Cygni
• PAD — Pulse Amplitude Discriminator
• GSPC — Guide Star Photometry Catalog
• IPPPSSOOT — file naming convention for HST data sets
• Q&A — qualification and acceptance
• WOMBAT — Wavelength-Oriented Microwave Background Analysis Team
• DPOSS — Digitized Palomar Observatory Sky Survey
• SCSP — Science and Culture Series Physics
• AMR — Antarctic Meteorite Research
• CAMAC — Computer-Aided Measurement and Control
• SMS — Science Mission Specification
• NEMP — Nitrogen-Enhanced Metal-Poor
• IPMO — Isolated Planetary-Mass Objects
• SPWEA — Space Weather
• NG — Newsgroup
• VRCS — Vernier Reaction Control System
• SCAS — Southern Cross Astronomical Society, Inc.
• CREAM — Cosmic Ray Energetics and Mass
• DISR — Descent Imager/Spectral Radiometer
• CNSR — Comet Nucleus Sample Return
• YSG — Yellow Super Giant
• RLQ — Radio Loud Quasar
• VRM — Venus Radar Mapper
• BOOK — Bio Optical Organized Knowledge
• TIUCS — Transactions of the International Union for Cooperation in Solar Research
• CIT — Circumstellar Imaging Telescope
• MFR — Manipulator Foot Restraint
• CCIR — Comit? Consultatif International Pour La Radio (French For Consultative Committee On International Radio
• PEGA — Programs in Extra-Galactic Astronomy
• RTLT — Round Trip Light Time
• VGRF — Variable-Gravity Research Facility
• ABB — After the Big Bang
• ACP — Aerosol Collector and Pyrolyser
• TUASR — Tokyo University Institute of Space and Aeronautical Science Report
• ♇ — Pluto
• UCSD — University of California San Diego

• DQF — Data Quality File
• NEP — North Ecliptic Pole
• SCSA — Science and Culture Series Astrophysics
• TFMRP — Transfer Function Mode Reduction Package
• FACC — Ford Aerospace Communications Corporation
• SERF — Space Environment Research Facility
• CTO — Color Temperature Orange
• THEMIS — Thermal Emission Imaging System
• EJASA — Electronic Journal of the Astronomical Society of the Atlantic
• OMC — Orion Molecular Cloud
• FEM — Finite Element Model
• CEO — Corporate Europe Observatory
• ATM — Amateur Telescope Maker
• CDMH — Cold Dark Matter Haloes
• OPS — Operations Division
• PFS — Percent Full Scale
• ISR — Instrument Science Report
• HIPO — Hierarchic Input-Process-Output
• EKBO — Edgeworth-Kuiper Belt Object
• IRAC — International Radio Advisory Committee
• ZOF — zone of exclusion
• O — Oblivion
• BDEC — Bendix Field Engineering Corporation
• OVIWG — Orbital Verification Implementation Working Group
• FDI — failure detection and isolation
• NIMS — Near-Infrared Mapping Spectrometer
• MCSA — Mir Cooperative Solar Array
• FIRST — Frontiers in Research: Space and Time
• WAA — Western Amateur Astronomers
• DSD — Data Systems Division
• VSOLB — Variable Star Observers League in Japan - Bulletin
• DMS — Data Management Subsystem
• ATR — Absolute Time Reference
• RVMA — Reviews in Modern Astronomy
• TMP — Technical Management Plan
• ♄ — Saturn
• MPC — Minor Planets Circular
• NEA — Near-Earth Asteroid
• RABF — Radio Astronomy Bandstop Filter
• VZA — Viewing Zenith Angle
• DM — Dark Matter
• SB — Spectroscopic Binary
• R&I — Receiving and Inspection
• SSPRV — Space and Solar Power Review
• LWS — Long Wavelength Spectrometer
• TAR — Test Authorization Request
• USOC — Unified System Orbit Computation
• SAT — Synthetic Aperture Telescope
• AST — Apparent Solar Time
• TYC — Tycho

• PNNV — Planetary Nebula Nucleus Variable
• SLOI — Satellite Lake Observatory Initiative
• CFCO — Committee for Crescent Observation
• CVAS — Chippewa Valley Astronomical Society
• QPO — Quasi-periodic Oscillation
• SGEMP — Space-Generated Electromagnetic Pulse
• ADIL — Astronomy Digital Image Library
• SPT — South Pole Telescope
• MS — Mission Schedule
• EOSL — Earth Observation Systems Laboratory
• GOX — Gaseous Oxygen
• E — Eclipsing
• EAAE — European Association for Astronomy Education
• DOV — Director of Orbital Verification
• DN — Digital Number
• FAME — Full-sky Astrometric Mapping Explorer
• STDN — Satellite Tracking and Data Network
• SARA — Satellite pour Astronomie Radio Amateur
• GDS — Great Dark Spot
• ABRIXAS — A BRoadband Imaging X-ray All-sky Survey
• PW&SO — Publications of the Warner Swasey Observatory
• SMBH — Super Massive Black Hole
• CCL — Closed Conference Loop
• PASP — Publications of the Astronomical Society of Pacific
• GMRT — Giant Meter-wave Radio Telescope
• PTF — Payload Test Facility
• KAIT — Katzman Automatic Imaging Telescope
• EMP — Extremely Metal-Poor
• SST — Software Support Team
• WISARD — Web Interface for Searching Archival Research Data
• FAST — Fast Auroral Snapshot Explorer
• SAREX — Space Amateur Radio Experiment
• CSM — Circumstellar Material
• XIS — X-ray Imaging Spectrometer
• SSRV — Space Science Reviews
• STOL — Systems Test and Operations Language
• TUASB — Tokyo University Institute of Space and Aeronautical Science Bulletin
• UKST — United Kingdom Schmidt Telescope
• Z — Redshift Factor
• CFCP — Center for Cosmological Physics
• DN — Dwarf Novae
• VPU — video processing unit
• CAI — Calcium Aluminum-rich Inclusion
• CSPAR — Center for Space Plasma and Aeronomic Research
• BDF — Block Data Format
• RPSS — Remote Proposal Submission System
• BBH — Big Black Hole
• SCUBA — Submillimetre Common User Bolometer Array
• GAF — Geographic Adjustment Factor
• LMSC — Lockheed Missile and Space Corporation

• RIACS — Research Institute for Advanced Computer Science
• SDAS — Scientific Data Analysis System
• PDBI — Plateau de Bure Interferometer
• M — Mira
• SAL — Space Astronomy Laboratory (Univ. Wisconsin, Madison WI)
• AEDP — Astrometry and Engineering Data Processing
• MOSES — Mission Operations and Systems Engineering Support
• TT — Terrestrial Time
• RM — Retrieval Mode
• AAT — Anglo-Australian Telescope
• FPA — Focal Plane Assembly
• SUVSR — Scandinavian Union of Amateur Astronomers Variable Star Section
• SCOA — Smithsonian Contributions to Astrophysics
• SWAT — Swift Action Team
• UKIDSS UKIRT — Infrared Deep Sky Survey
• DN — Dwarf Nova
• EU — Extended Universe
• MYSO — Massive Young Stellar Object
• EAAS — East Antrim Astronomical Society
• SPSS — Science Planning and Scheduling System
• LV — Lunette Verte
• RQZ — Radio Quiet Zone
• QV — quick visual
• SWEEPS — Sagittarius Window Eclipsing Extrasolar Planet Search
• SHAR — Stellar Horizon Atmospheric Refraction
• UKIRT — United Kingdom Infrared Telescope
• AP.J — Astrophysical Journal
• OCS — Optical Control System
• AST — Astrometry Science Team
• SMOV — Servicing Mission Observatory Verification
• IFT — Inverse Fourier Transform
• TCB — Barycentric Coordinate Time
• QZ — Quasi Zenith
• ACIS — Advanced CCD Imaging Spectrometer
• C&A — calibration and analysis
• IQL — Interactive Query Language
• SR — Spectral Recording
• ACS — Actuator Control System
• IMIO — Image Input/Output
• DCEP — Delta Cepheid
• TECU — Technology and Culture
• IPS — Inches Per Second
• QPSK — quadriture phase shift keying
• PEP — Proposal Entry Processor
• GLOW — Gross Lift-Off Weight
• NEO — Near-Earth Object - Non-combatant Evacuation Operations
• LINER — Low Ionization Nuclear Emission Region
• PDA — Photon Detector Assembly
• SPE — Static Phase Error
• IRCS — Infrared Camera and Spectrograph

• SFS — Smallest Feature Size
• CANX — Canadian Advanced Nanospace Experiments
• RRAT — Rotating RAdio Transient
• UCLAP — University of California Los Angeles - Astronomical Papers
• TR — TRansit
• TT — Terrestrial Time (replaced Ephemeris Time, ET)
• EAFB — Edwards Air Force Base
• BEM — Bug-Eyed Monster (Late 40's-early 50'soft-used, and still in use, Sci-Fi term)
• STSDAS — Space Telescope Science Data Analysis System
• LENA — Low Energy Neutrino Astronomy
• ESTR — Engineering and Science Tape Recorder
• CDIMP — Catalogue of Discoveries and Identifications of Minor Planets
• SPIF — Shuttle/POCC Interface Facility
• PMDB — Project Management Data Base
• COMPTEL — Compton Telescope
• DBW — decibel reference to 1 watt
• IDT — Image Dissector Tube
• GSOWG — Ground Systems Operations Working Group
• NAO — National Astronomy Olympiad
• PCT — Program Coordinator Team
• EAPJ — Electronic AstroPhysical Journal Letters
• SUPRIME — SUbaru PRIME focus CAMera
• CIBR — Cosmic Infrared Background Radiation
• SRS — Stellar Radiation Sensor
• IPPW — International Planetary Probe Workshop
• CG — Compact Galaxy
• IRAC — Infrared Array Camera
• SUGRA — Supergravity
• USMP — United States Microgravity Payload
• ICSO — International Conference on Space Optics
• TAG — Two-Axis Gimbal
• TWA — TW Hydrae Association
• SHAD — Stellar Horizon Attitude Determination
• MRSRM — Mars Rover and Sample Return Mission
• EA — Eclipsing Algol
• SQM — Strange Quark Matter
• PWN — Pulsar Wind Nebula
• SETA — Search for Extra Terrestrial Artifacts
• OPO — Operations Project Office
• SCUBA-2 — Submillimetre Common User Bolometer Array 2
• DCMF — Data Capture and Management Facility
• LBV — Luminous Blue Variable
• ASWG — Astronomical Science Working Group
• AOC — Award Of Contract
• SAGA — Solar Array Gain Augmentation
• SQPN — staggered quadriphase pseudo-random noise
• UNPSA — United Nations Programme on Space Applications
• CRAP — Completely Radical Anthropic Principle
• SV — Science Verification
• SESD — Science and Engineering Systems Division

• SOARD — Steward Observatory Asteroid Relational Database
• MCG — Morphological Catalog of Galaxies
• TAMS — Terminal Age Main Sequence
• GEIS — Generic Edited Information Set
• GMC — Giant Molecular Cloud
• UST — Universal Standard Time
• CHZ — Circumstellar Habitable Zone
• FSM — First Servicing Mission
• CSMA — Committee on the Status of Minorities in Astronomy
• ASKAP — Australian Square Kilometre Array Pathfinder
• BATC — Beijing-Arizona-Taiwan-Connecticut
• SITB — System Integration and Testing Branch
• C/C — configuration control
• MOTV — Manned Orbital Transfer Vehicle
• VERITAS — Very Energetic Radiation Imaging Telescope Array System
• PMPS — Parkes Multibeam Pulsar Survey
• SLTV — System Level Thermal Vacuum
• SEB — Source Evaluation Board
• SIMM — Standard Inline Memory Module
• CSS — Catalina Sky Survey
• HLO — High Light Output
• CVC — Current-to-Voltage Converter
• R-L — Richardson-Lucy
• IDMP — International Daylight Measurement Program
• PRESTO — Project to Re-Engineer Space Telescope Observing
• SAS — Science Analysis Software
• GTO — Guaranteed Time Observer
• IRAIT — International Robotic Antarctic Infrared Telescope
• SPA — Solar Panel Assembly
• C&T — Communications and Tracking
• WSGS — White Sands Ground Station
• NGST — Next Generation Space Telescope
• MWO — Mount Wilson Observatory
• LONEOS — Lowell Observatory Near-Earth-Object Search
• UMCP — University of Maryland College Park
• CBS — Contract and Business Services
• BST — British Summer Time [GMT 0100]
• EIT — Extreme Ultraviolet Imaging Telescope
• FTETTM — From The Earth To The Moon
• BCCP — Berkeley Center for Cosmological Physics
• ODL — Observation Data Log
• CSO — Caltech Submillimeter Observatory
• SMA — Secondary Mirror Assembly
• EVAC — East Valley Astronomy Club
• IRTF — Infrared Telescope Facility
• IDM — Intelligent Database Machine
• LRG — Luminous Red Galaxy
• IUESIPS — Iue Spectral Image Processing System
• STOCC — Space Telescope Operations Control Center (GSFC, Greenbelt MD)
• AMASE — Astrophysics Multi-Spectral Archive Search Engine

• CTRF — Celestial and Terrestrial Reference Frames
• XMM — X-ray Multi- Mirror satellite
• SVPHA — Soviet Physics Astronomy
• RMS — Remote Manipulator System
• SPIEL — Signal Processing Interactive Extensible Language
• FGS — Fine Guidance Sensors
• CNS — Computing and Network Services
• AVO — Astrophysical Virtual Observatory
• LSO — Large Solar Observatory
• COMICS — Cooled Mid-Infrared Camera and Spectrometer
• UV-VIS — Ultraviolet - Visible
• SJR — Software Justification Report
• RC — Reference Catalogue
• SNAP — Structural Network Analysis Program
• VRSD — Verification Requirements and Specifications Document
• XBP — X-Ray Bright Point
• SOFA — Standards of Fundamental Astronomy
• CAAA — Capital Area Astronomy Association
• ADAS — Asiago DLR Asteroid Survey
• WSAL — Winston-Salem Astronomical League
• SIF — Science Instrument Formatter
• STEIS — Space Telescope Electronic Information System
• TAAS — The Albuquerque Astronomical Society
• ASP — Analog Signal Processor
• TRES — Transatlantic Exoplanet Survey
• P&A — Physics and Astronomy
• HRA — High Resolution Apodizer
• AWG — Astronomy Working Group
• SQIID — Simultaneous Quad Infrared Imaging Device
• SPP — Subset Preprocessor
• ASIAA — Academia Sinica Institute of Astronomy and Astrophysics
• PNS — Pulsed Neutron Source
• FRB(S) — gamma ray burst(s)
• TAROT — Télescope à Action Rapide pour les Objets Transitoires
• CNO — Carbon-Nitrogen-Oxygen
• MT — Moving Target
• SEST — Swedish-ESO Submillimetre Telescope
• XSC — Extended Source Catalog
• IBBTF — Imagination Baffled By The Facts
• MGS — Mars Global Surveyor
• SWAN — Solar Wind ANisotropy
• CADC — Canadian Astronomical Data Center
• DSOS — Dish Surface Optimization System
• IIPS — Interactive Image Processing System
• MXRB — Massive X-Ray Binary
• ISEE — International Sun Earth Explorer
• OV — Orbital Verification
• CDBS — Calibration Data Base System
• RGA — Rate Gyro Assembly
• APT — Automated Patrol Telescope

• ETRD — Engineering Tape Recorded Data
• XANES — X-Ray Near Edge Spectroscopy
• REPT — Relativistic Electron-Proton Telescope
• WFCAM — Wide Field Camera
• NOMAD — Naval Observatory Merged Astrometric Dataset
• SJC — slit jaw camera
• SS — System Simulator
• SRAA — Scenic Rim Astronomy Association, Inc.
• AJD — Astronomical Julian Day
• IMSL — International Mathematical and Statistical Library
• DIB — Diffuse Interstellar Band
• ET — Ephemeris Time (now obsolete)
• CTTS — Classical T Tauri Star
• TCG — Geocentric Coordinate Time
• ORB — Observatoire Royal de Belgique (Royal Observatory of Belgium)
• SFC — Space Forecast Center
• DIN — Day Into Night
• ATPI — Astronomy Through Practical Investigations
• MACRO — Monopoles, Astrophysics, and Cosmic Ray Observatory
• CXO — Chandra X-ray Observatory
• CM — Critical mass
• ACIT — Automatic Comet Imaging Telescope
• DVA — Detector Vacuum Assembly
• BAC — Bordeaux Astrographic Catalog
• LOTOSS — Lick Observatory and Tenagra Observatory Supernova Searches
• ACTS — Advanced Communications Technology Satellite
• LFSA — List of Frequently Seen Acronyms
• SS — Safing System
• FES — Fine Error Signal
• WINAR — Windsor Observatory Annual Report
• CGSS — Catalogue of Galactic S Stars
• STR — Science Tape Recorder
• NEAP — Near Earth Asteroid Prospector
• ISPM — International Solar Polar Mission
• CIP — Celestial Intermediate Pole
• BLO — Bl Lac Object
• FPSA — FPA Structure Assembly
• UGSS — U Gem variable type star (SS Cygnus subtype)
• START — Solar Thermal Analysis Review and Training
• SSP — Surface Science Packages
• SOSYR — Solar System Research
• LOSS — Lick Observatory Supernova Search
• UGSU — UG SU Ursae Majoris
• MLSO — Mauna Loa Solar Observatory
• VISTA — Visible and Infrared Survey Telescope for Astronomy
• ITT — International Telephone and Telegraph Corporation
• APSB — Advance Planning Systems Branch
• PSR — Project Status Review
• ACM — Asteroids Comets Meteors
• IMAGE — Imager for Magnetopause to Auroral Global Exploration

• ALAT — Airborne Large Aperture Telescope
• WIRE — Wide-Field Infrared Explorer
• RRL — RR Lyrae
• DCX — Delta Clipper Experimental
• RTC — Real-Time Command
• SSC — Science Support Center
• CSLG — Campus-wide Software License Grants Program
• SIAF — Science Instrument Aperture File
• CCITT — Consultative Committee on International Telegraph & Telephone
• TB — Thermal Balance
• AAAM — Active Amateur Astronomers of Maryland
• RFT — Rich Field Telescope
• SINGS — Spitzer Infrared Nearby Galaxies Survey
• RSAA — Research School of Astronomy and Astrophysics
• OCB — Operational Configuration Baseline
• VVDS — VIMOS-VLT Deep Survey
• SCARS — Science Computing & Research Support Division
• OT — Off-Topic
• TO — target of opportunity
• BRAVO — Back-End Redesign for Added Value for Observers
• NLDP — National Launch Development Program
• WAA — Wiener Arbeitsgemeinschaft für Astronomie
• GSSS — Guide Star Selection System
• BHXRT — Black Hole X-Ray Transient
• OAOT — Orbiting Astronomical Observatory Technology
• VIMOS — Visible Multiobject Spectrograph
• SBIG — Santa Barbara Instrument Group
• SSD — Science Support Division
• MBH — Massive Black Hole
• LWR — Long Wavelength Redundant
• QEH — Quantum Efficiency Hysteresis
• EPAO — Educational and Public Affairs Office
• MMTO — Multiple Mirror Telescope Observatory
• SN — SuperNova
• PEP — PhotoElectric Photometry
• PPF — Payload Processing Facility (USAF)
• CAAS — Central Arkansas Astronomical Society
• ESTEC — European Space Research and Technology Center
• WGAS — Working Group on Astronomical Software
• SWRI — Southwest Research Institute
• EGRET — Energetic Gamma-Ray Experiment Telescope
• PASP — Proceedings of the Astronomical Society of the Pacific
• ESIS — European Space Information System
• OPB — Observation Planning Branch
• JOP — Joint Observing Program
• NTT — New Technology Telescope
• HERA — Hermes Robotic Arm
• PK — Perek-Kohoutek
• RAG — Radio Astronomy Group
• DES — Dark Energy Survey

• ICRC — International Cosmic Ray Conference
• WAPP — Wide-base Arecibo Pulsar Processor
• RPO — Research Programs Office
• BITP — Bogolyubov Institute for Theoretical Physics
• OPUS — OSS and PODPS Unified Systems
• ROTSE — Robotic Optical Transient Search Experiment
• HDOS — Hughes Danbury Optical Systems (Danbury CT)
• BOAO — Bohyunsan Optical Astronomy Observatory
• MIDAS — Munich Image Data Analysis System
• ASTRO — Autonomous Space Transport Robotic Operations
• STIF — Science and Technology Information Facility
• ERRSAC — Eastern Regional Remote Sensing Applications Center
• LMXB — Low-Mass X-Ray Binary
• CODMAC — Committee on Data Management and Computing
• CRTS — Centre Royal de Teledetection Spatiale
• IRD — Interface Requirements Document
• MONS — Measuring Oscillations in Nearby Stars
• MLRS — McDonald Laser Ranging Station
• CAL — Casual Astronomy League
• ACA — Atacama Compact Array
• CTWG — Calibration Targets Working Group
• CTIO — Cerro Tololo Inter-American Observatory
• PROPLYD — Protoplanetary Disk
• NLTT — New Luyten Two-Tenths
• PORTS — Preliminary Operations Requirements and Test Support
• EMP — Ephemerides of Minor Planets
• ELIAS — European Large Area ISO Survey
• NAIF — Navigation Ancillary Information Facility
• NOT — NOrdic Telescope
• MS — Meteor Scattering
• FGSAA — FGS Access Area
• UGWZ — UG WZ Sagittae
• MPCS — Minor Planet circulars Supplement
• ACT — Astrographic Catalog Tycho
• SAM — Small Angle Maneuver
• CIB — Cosmic Infrared Background
• SXARI — SX ARIetis
• DSOB — Data Systems Operations Branch
• SNY — Starry Night Backyard
• BMO — Black Moving Object
• SDA — Science Data Analyst Small Computer Systems Interface
• MOR — Mission Operations Room
• CXBR — Cosmic X-ray Background Radiation
• CVN — Canes Venatici (A constellation in the Northern Hemisphere near Ursa Major and Boötes, under the handle of the Big Dipper)
• ODS — Our Dark Skies
• NODO — NASA Orbital Debris Observatory
• WFIS — Wide-Field-of-view Imaging Spectrometer
• NESS — Near Earth Space Surveillance
• UAO — University of Arizona Observatories
• SVAL — Soviet Astronomy Letters

• FEAT — Fine Error Averaging Test
• RLOF — Roche Lobe Overflow
• EMU — Extra-vehicular Mobility Unit
• CINEOS — Campo Imperatore Near-Earth Object Survey
• BRAS — Baton Rouge Astronomical Society
• SIRD — Support Instrumentation Requirements Document
• GRB(S) — gamma ray burst(s)
• OSCAR — Orbital Satellite Carrying Amateur Radio
• PMIRR — Pressure Modulated InfraRed Radiometer
• SEST — Swedish ESO Submillimeter Telescope
• RAMBO — Robust associations of massive baryonic objects
• CISCO — Cooled Infrared Spectrograph and Camera for OHS
• OCX — observation comments file
• TC — Test Conductor (Controller)
• HVPS — High Voltage Power Supply
• GASA — Graduate Astronomy Students Association
• SIS — SETI (Search for Extra-Terrestial Intelligence) Intercept System
• GSY — Galactic Standard Year
• IRAF — Image Reduction and Analisys Facility
• SVA — Soviet Astronomy
• ORFEUS — Orbiting and Retrievable Far and Extreme Ultraviolet Spectrometer
• RNGC — Revised New General Catalog
• ASAS — All Sky Automated Survey
• ADOR — Astrometry and Design Operations Review
• PEPE — Plasma Experiment for Planetary Exploration
• PSL — Program Support Library
• CRSR — Center for Radiophysics and Space Research
• PFI — Partial Frame Image
• STIC — Space Telescope Institute Council
• OC — Open Cluster
• CCMS — Command Control and Monitor System
• WIYN — Wisconsin, Indiana University, Yale University, and NOAO (National Optical Astronomy Observatories) Observatory
• SMC — Small Magellanic Cloud
• RWA — Reaction Wheel Assembly
• AAS — Archaeology Astronautics and Seti
• DAV — Deerlick Astronomy Village
• DCB — Design Change Board
• GAAC — Gloucester Area Astronomy Club
• CCDS — Centers for the Commercial Development of Space
• UG — U Geminorum
• GRU — Ground Replaceable Unit
• OMS — Observatory Monitoring System
• SIPS — Southern Infrared Proper Motion Survey
• LFAE — Light Field Attribute Explorer
• WDS — Washington Double Star
• CASB — Catalogs and Survey Branch
• FRONT — Front Range Observational Network Testbed
• MTL — Mission Time Line
• WF/PC — Wide Field/Planetary Camera
• SCMS — STScI Code Management System

• TCS — Thermal Control System (Subsystem)
• CMC — Carlsberg Meridian Catalogue
• WKAA — West Kentucky Amateur Astronomers
• GBT — Green Bank Telescope
• ORR — Orbit Readiness Review
• SMO — Servicing Mission Office
• PEPSI — PEP System
• SPS — Solar Power Satellite
• MVAC — Mission Valley Astronomy Club
• RORF — Radio/Optical Reference Frame
• SSRT — Single Stage Rocket Technology
• UVCS — Ultraviolet Coronal Spectrometer
• VLB — Very Long Baseline
• SIMA — Secondary Mirror Incremental Motor Actuator
• MSO — Mount Stromlo Observatory
• DBSA — Database and System Administration team
• CCO — Catalogue of Cometary Orbits
• IOTA — Infrared-Optical Telescope Array
• KAO — Kuiper Airborne Observatory
• TIC — Tycho Input Catalog
• LTM — Like The Moon
• VSAT — Very Small Angle Tracker
• EME — Earth-to-Moon-to-Earth
• AB — Archive Branch
• SIPE — Science Instrument Protective Enclosure
• FIRST — Far InfraRed and Submillimeter Space Telescope
• ACYG — Alpha CYGni
• NIU — NASCOM Interface Unit
• EO — Earth Observatory
• TML — Total Mass Loss
• SET — Science, Engineering and Technology
• HESI — High Energy Solar Imager
• MUF — Mysterious Unknown Force
• WIYN — Wisconsin Indiana Yale NOAO Telescope Consortium
• CGRO — Compton Gamma Ray Obsrvatory
• AGAPE — Andromeda Galaxy and Amplified Pixels Experiment
• ILOC — International Lunar Occultation Center
• CSWA — Committee on the Status of Women in Astronomy
• APASS — AAVSO Photometric All-Sky Survey
• EC — Embedded Cluster
• ATCA — Australia Telescope Compact Array
• TRACE — Transition Regional and Coronal Explorer
• MAST — Multimission Archive at Space Telescope
• OSS — Observation Support System
• TASS — The Amateur Sky Survey
• SDM — Secondary Deployment Mechanism
• IARA — Italian Amateur Radio Astronomy
• OSSO — Observation Science Support Office
• CRAQ — Centre for Research in Astrophysics of Québec
• ACPG — Astronomical Community Participation Group

• PZT — Photographic Zenith Tube
• MW — Milky Way
• ULE — Ultralow Expansion
• PSR — Pulsar Supernova Remnant
• IRS — International Reference Star
• TRB — Test Review Board
• SEI — Space Exploration Initiative
• OCST — Office of Commercial Space Transportation
• EUSO — Extreme Universe Space Observatory
• LETGS — Low Energy Transmission Gratings Spectrometer
• VMOA — Valley of the Moon Observatory Association
• SMM — science mission management
• LEST — Large Earth-based Solar Telescope
• EOR — End of Record
• SCT — Schmidt-Cassegrain Telescope
• MKO — MAUNA KEA OBSERVATORY
• HETE-2 — high energy transient explorer
• TAU — Thousand Astronomical Unit
• SCRT — Stockholm Centimetre Radio Telescope
• IAPPP — International Amateur/Professional Photoelectric Photometry
• ESB — Engineering Support Branch
• MOID — Minimum Orbit Intersection Distance
• R&R — Reproducibility And Repeatability
• ICF — Intrinsic Correlation Function
• AET — Accuracy Enhancing Technology
• DCA — Detector Control Assembly
• ECT — Equator Crossing Time
• XRB — X-Ray Background
• OAO — Orbiting Astronomical Observatory
• CRRES — Combined Release Radiation Effects Satellite
• TTC — telemetry, tracking, and command
• GEM — Galileo Europa Mission
• CC — Candidate Companion
• IGI — Interactive Graphics Interpreter
• ASW — Address and Synchronization Word
• FASTT — Flagstaff Astrometric Scanning Transit Telescope
• GIMP — Geomagnetically Induced Motion Problem
• LN2 — liquid N2
• IRAF — Image Reduction Analysis Facility
• ECEF — EarthCentered EarthFixed
• TAC — telemetry and command processor
• HBOP — Hale-Bopp comet
• LP — Lonely Planet
• GCC — Globular Cluster Candidate
• CCO — Central Compact Object
• IAAC — Internet Amateur Astronomers Catalog
• MOE — Moon Of Earth
• WASP — Wide Angle Search for Planets
• BCD — Blue Compact Dwarf
• CMT — Carlsberg Meridian Telescope

• FD — File Descriptor
• AEG — Astro Event Group
• ITA — Institute of Theoretical Astronomy
• SDP — science data packet
• MEPCO — Meeting of European Planetary and Cometary Observers
• LC — Las Campanas observatory
• TSRS — Trieste Solar Radio System
• BSS — Blue Straggler Star
• CRL — Compound Refractive Lens
• PROS — Post Reduction Offline Software
• UKSA — United Kingdom Space Agency
• WHDF — William Herschel Deep Field
• PSI — Planetary Science Institute
• AC — Ascendant Cusp
• BPM — Bruce Proper Motion
• CFHT — Canada-France-Hawaii Telescope
• MMR — Mean-Motion Resonance
• SSSPM — SuperCOSMOS Sky Survey Proper Motion
• MUSTANG — Multiplexed SQUID TES Array at Ninety GHz
• ATLAS — Advanced Technology Large-Aperture Space Telescope
• SPD — Science Programs Division
• BCVS — Bibliographic Catalogue of Variable Stars
• LP — Luyten Palomar
• LSVT — Large Solar Vacuum Telescope
• WFPC2 — Wide Field and Planetary Camera 2
• SGD — Solar Geophysical Data
• BHAS — Black Hills Astronomical Society
• TIB — Telescope Instrument Branch
• URPX — Uranian Ring Plane Crossing
• SNU — Solar Neutrino Units
• VF — Variable Frequency
• WIYN — Wisconsin/Indiana/Yale/NOAO Telescope
• SXG — Spectrum-X-Gamma
• PVTEL — PV TELescopii
• IETI — Invitation to ExtraTerrestrial Intelligence
• SMA — Submillimeter Array
• CEP — CEPheid
• PRR — preliminary requirements review
• DRAO — Dominion Radio Astrophysical Observatory
• IWCA — International Workshop on Cometary Astronomy
• SSDA — Solar System Data Archive
• WMKO — W. M. Keck Observatory
• EARS — Electrostatic Atmospherics Radio Sensor
• WFAO — Wide Field Adaptive Optics
• EED — Extracted Engineering Data
• WTTM — WIYN (Wisconsin, Indiana University, Yale University, and NOAO (National Optical Astronomy Observatories) Observatory) Tip-Tilt Module
• MUSES — MU Space Engineering Spacecraft
• SOFIA — Stratospheric Observatory for Infrared Astronomy
• BHC — Black Hole Candidate
• SID — Software Implementation Directive

• ALTS — Astronomy Lunch Time Seminar
• SGRA — School of Galactic Radio Astronomy
• GDSO — Georgi Dobrovolski Solar Observatory
• INFOL — Ingredient Necessary FOr Life
• DNS — Double Neutron Star
• BATTERS — Bisei Asteroid Tracking Telescopes for Rapid Survey
• SFU — Space Flier Unit
• PRB — Preliminary Review Board
• OCO — Oort Cloud Object
• KIC — Kepler Input Catalog
• WSO — World Space Observatory
• FIGV — Factor Inercial de Ganho solar do enVidracado
• SOGS — Science Operations Ground System
• MOXE — MOnitoring X-Ray Experiment
• UESAC — Uppsala-ESO Survey of Asteroids and Comets
• CSV — Catalog of Suspected Variables
• SCO — Software Change Order
• BCEP — Beta CEPhei
• MBA — Main-Belt Asteroid
• SAMPEX — Solar Anomalous And Magnetospheric Particle Explorer (spacecraft)
• NPS — North Polar Sequence
• ORD — Operations Requirements Document
• SUSI — Sydney University Stellar Interferometer
• SCP — Science Data Analyst
• LST — Large Stellar Telescope
• DSN — deep-space network
• NSBD — Normal Stars and Brown Dwarfs
• AER — Astronomy Education Review
• SPSO — Science Program Selection Office
• ECA — Electronics Control Assembly
• SPAM — Special People Admiring Meteors
• TRACE — Transition Region and Coronal Explorer
• WFMOS — Wide-Field Multi-Object Spectrograph
• NLST — National Large Solar Telescope
• LINEAR — Lincoln Near Earth Asteroid Research
• MPEC — Minor Planets Electronic Circular
• STAT — Space Telescope Astrometry Team
• US/PS — see PRESTO
• SPST — Science Planning and Scheduling Team
• RSFC — Radially Stratified Flame Core
• VOS — Virtual Operating System
• BZ — Brillouin zone - a uniquely defined primitive cell in reciprocal space
• NEAS — Near Earth Asteroids
• PSR — Pulsar
• GRAB — Galactic Radiation and Background
• SDF — Science Data Formatter
• STL — science trailer line
• SPIRIT — SPace InfraRed Imaging Telescope
• WFAU — Wide-Field Astronomy Unit
• SFD — SXT Full Disk

• ODX — Occular Dynamic eXperiment
• GRAND — Gamma Ray and Neutron Detector (NASA)
• TAMS — Terminal-Age Main Sequence
• SPC — Short Period Comets
• NAAP — Nebraska Astronomy Applet Project
• STIS — Space Telescope Imaging Spectrograph
• TBC — Time Base Correctors
• HKO — Hong Kong Observatory
• ULX — Ultra-Luminous X-ray source
• CMOS — Complimentary Metal Oxide Semiconductor
• JKT — Jacobus Kapteyn Telescope
• ETR — Engineering Tape Recorder
• SCL — Service Control Level
• RSG — Red Super Giant
• SIB — Science Instrument Branch
• CG — Cometary Globule
• SCP — Small Computer Systems Interface
• MPPG — Mars Program Planning Group
• BSS — Bigelow Sky Survey
• NGC — New General Catalog
• FFD — First Fixation Duration
• LOTIS — Livermore Optical Transient Imaging System
• WFPC2 — Wide Field Planetary Camera-2
• WMAP — Wilkinson Microwave Anisotrophy Probe
• WDS — Washington Double Star Catalog
• CGCS — Catalogue of Galactic Carbon Stars
• ARTEMIS — Advanced Relay TEchnology MISsion
• WXM — Wide-field X-ray Monitor
• GMOS — Gemini Multi-Object Spectrographs
• TFOV — target field of view
• TLP — Transient Lunar Phenomenon
• MSE — Milton S. Eisenhower library
• MICO — Multi-year Interactive Computer Almanac
• MMTF — Maryland-Magellan Tunable Filter
• SEP — Solar Energetic Particle
• GKS — Graphic Kernel System
• WGSS — Working Group of Standard Stars
• SSLB — Steady-State Leaky-Box
• BSG — Blue SuperGiant
• GPB — Group Parameter Block
• SPB — Science Planning Branch
• TPI — Technical Proposal Instructions
• ENACS — ESO Nearby Abell Cluster Survey
• PNN — Planetary Nebula Nucleus
• OPD — Operations and Data Processing Division
• RSB — Research Support Branch
• ARAS — Astronomical Ring for Access to Spectroscopy
• EBA — Electronics Bay Assembly
• RTC — Researching The Cosmos
• NFF — New Firm Formation

• HLC — Heavy Lift Capability
• EAC — European Astronaut Centre
• CGCS — Cool Galactic Carbon Star
• TAI — International Atomic Time (Temps Atomique International) [to 2015 July 1st, 35s ahead of UTC; from 2015 July 1st, 36s ahead of UTC.]
• SMC — Standard Model of Cosmology
• WBFI — Wide Band Filter Imager
• SLS — Space Life Sciences
• PAR — Photon Activity Rate
• VSSC — Vikram Sarabhai Space Centre
• VFIR — Very Far Infra-Red
• SMM — Spectro-Mirror Mechanism
• ERO — Extremely Red Object
• DRD — Data Requirements Document
• SDAS — Scarborough And District Astronomy Society
• TAAA — Tucson Amateur Astronomy Association
• HAC — Huachuca Astronomy Club
• NCSA — National Center for Supercomputer Applications (Urbana IL)
• WFPC — Wide Field and Planetary Camera
• LSB — Low Surface Brightness
• NFAR — Near Field Apertureless Raman
• AOSS — AURA Observatory Support Services
• DS — Dwarf Star
• PWHHO — Publications of West Hendon House Observatory, Sunderland
• SSU — Steady State Universe
• CHIP — Cosmic Hot Interstellar Plasma
• PNG — Planetary Nebulae, Galactic
• DOS — Degrees Of Separation
• BB — Black-body
• MACO — Mars Atmospheric Constellation Observatory
• TSI — Total Solar Irradiance
• IRIS — InfraRed Imaging Surveyor
• DDF — Directors Discretionary Funds
• WBS — Wide Band Spectrometer
• MMF — Moving Magnetic Feature
• AD — Astronomsko Drustvo
• EPD — Expected Planetary Differences
• STVSW — Space Telescope Verification Software
• TLP — The Lunascan Project
• LS — List Star
• SGC — Southern Galaxy Catalogue
• QHO — Quail Hollow Observatory
• SER — Systems Engineering Report
• PPM — Positions And Proper Motions (catalog)
• WFS — Wave Front Sensor
• CNES — Centre National d'Etude Spatiales
• LLNL — Lawrence-Livermore National Laboratory
• GSP — General Support Pool
• SPG — Special Projects Group
• WRO — Warren Rupp Observatory
• LDS — Luyten Double Star

• LMS — Lower Main Sequence
• SXPHE — SX PhoEnicis
• ASWG — ATST (Advanced Technology Solar Telescope) Science Working Group
• MPAS — Mornington Peninsula Astronomical Society
• ULIRG — Ultraluminous Infrared Galaxy
• BAV — Bundesdeutsche Arbeitsgemeinschaft fur Veraenderliche Sterne
• CMCC — Central Mission Control Centre
• FGC — Flat Galaxy Catalogue
• DDA — Division on Dynamical Astronomy
• SEA — Sensor Electronics Assembly
• VMO — Valley of the Moon Observatory
• REM — Rat Enclosure Module
• OPR — Operations Problem Report
• IPE — Initial Pointing Error
• INSY — International Near Space Year
• PWLA — Portable Work Light Assembly
• OGLE — Optical Gravitational Lensing Experiment
• SAR — Software Analysis Room
• AUDS — ALFA Ultra Deep Survey
• HGD — Hot Gas Discharge
• FEB — Falling-Evaporating Body
• SLSN-R — radioactively powered SLSNe
• MOSS — Moving Object Support System
• PSS — Palomar Sky Survey
• BASIS — Burst and All-Sky Imaging Survey
• UGWZ — U Gem variable type star (WZ Sagittae sub-type)
• SEP — System Enhancement Plan
• LTP — Lunar Transient Phenomenon
• SSO — Special Studies Office
• PFR — Portable Foot Restraint
• NTR — Nuclear Thermal Rocket
• GHZ — Galactic Habitable Zone
• STFS — Space Telescope Flight Software
• SETG — Search for Extra-Terrestrial Genomes
• EDB — Engineering Data Base
• LOFAR — Low Frequency Array
• FIRST — Faint Images of the Radio Sky at Twenty-centimeters
• SFN — Star Formation Newsletter
• SSPS — Sky Survey Prototype System
• SVWG — Science Verification Working Group
• VCC — Virgo Cluster Catalog
• ULYSSES — Ultraviolet LibrarY of Spectra for Star-forming Environments
• STAN — Space Telescope Analysis Newsletter
• NEAT — Near Earth Asteroid Tracking
• IPS — Inertial Pointing System
• HPR — Hardware Problem Report
• OSS — Office Of Space Science (NASA)
• JAC — Japan Astronomical Circular
• MRSR — Mars Rover and Sample Return
• STSWG — Space Telescope Science Working Group

• BLAST — Balloon-borne Large Aperture Submillimeter Telescope
• SMS — Sun Moon and Stars
• PGPLOT — FORTRAN subroutine library for plotting graphics
• SDD — Single Dish Data
• EGP — Extrasolar Giant Planet
• PTF — Palomar Transient Factory
• LPCI — Lunar Phases Concept Inventory
• MOMV — Manned Orbital Maneuvering Vehicle
• PCAS — Planet-Crossing Asteroid Survey
• CCSN — core-collapse supranovæ
• HRC — High Resolution Camera
• NS — Neutron Star
• HDF — Hubble Deep Field
• ADS — Aitken Double Stars
• ASCH — Alien Societies Culture And History
• PBO — Pine Bluff Observatory
• OAO — Okayama Astrophysical Observatory
• UVOT — Ultraviolet Optical Telescope
• CIAO — Coronagraphic Imager with Adaptive Optics
• HTFA — High Temperature Flowing Afterglow
• AA — Academic Affairs
• OTS — Oasa Tamura Sugitani
• UMS — Upper Main Sequence
• NEAF — North East Astronomy Form
• SALT — South African Large Telescope
• GGC — Giant Gravity Core
• PFM — Pre-Flight Module
• OBP — Onboard Processor
• FPAS — FPA Shroud
• STARS — Seismic Telescope for Astrophysical Research from Space
• SZE — Sunyaev-Zeldovich Effect
• SAO — Swinburne Astronomy Online
• IV — intra vehicular
• MOST — Molonglo Observatory Synthesis Telescope
• AP — Astral Projection
• LWS — Long-Wave Spectrograph
• DIG — Dwarf Irregular Galaxy
• MHGL — Mexican Hat Gravitational Lens
• SBUV — Solar Blind Ultra- Violet
• PDS — Photometric Data Systems
• DMS — Daily Mission Schedule
• IYA — International Year of Astronomy
• IB — Interstellar Band
• BCD — Basic Calibrated Data
• AIM — Aeronomy of Ice in the Mesosphere
• WLWG — Weak Lensing Working Group
• GRS — Great Red Spot
• WHAC — West Hawaii Astronomy Club
• XRF — X-Ray Flash
• QPP — Quasi-Periodic Oscillation

• EOT — End Of Tape
• AMSU — Advanced Mass Spectrometry Unit
• PWD — Pre-White Dwarf
• LADC — Longitudinal Atmospheric Dispersion Compensator
• CGRO — Compton Telescope
• RS — Reed-Solomon error detection
• PACS — Photoconductor Array Camera and Spectrometer
• SWF — ShortWave Fading
• SHP — Standard Header Packet
• SIP — Software Implementation Plan
• DRAA — Durham Regional Astronomical Association
• UXOR — UX ORionis objects
• LWP — Long Wavelength Primary
• WYAS — West Yorkshire Astronomical Society
• PASS — POCC Application Software Support
• HSI — Host System Interface
• SOFA — Selectable Optical Filter Assembly
• MR — Moonlight Rising
• OW — Outer Wall
• NIP — Normal Incidence Point
• EVGA — European VLBI Group for Geodesy and Astrometry
• IVC — Institute Visiting Committee
• NHICAT — Northern HIPASS CATalog
• QBSA — Quarterly Bulletin on Solar Activity
• MFP — magnetic field perturbation theory
• ISGRI — INTEGRAL Soft Gamma-Ray Imager
• PDB — Project Data Base
• MLPS — Mid-Latitude Plasma Structuring
• DSO — Deep Space Object
• SLOWPOKES — Sloan Low-mass Wide Pairs of Kinematically Equivalent Stars
• CCS — Cool Carbon Star
• SSG — Science Software Group
• NSUM — Non-Spatial Universal Mechanics
• GC — Galactic Center
• VERA — VLBI Exploration of Radio Astrometry
• EFRF — Earth Fixed Reference Frame
• ATM — Amateur Telescope Making
• IRAM — Institut de Radio Astronomie Millimetrique
• ISSA — Infrared Sky Survey Atlas
• ACK — acknowldgement message
• UHTC — Ultra High Transmission Coatings (Meade)
• COHSI — Cambridge OH-Suppression Instrument
• RSI — Research Systems, Inc.
• SS — Symbiotic Star
• LDE — Long Duration Event
• NMW — Northern Milky Way
• FMS — forms management system
• SIS — Superconductor-Isolator-Superconductor
• LSA — Large Science Aperture
• WBS — Work Breakdown Schedule

• WACL — Wide Angle Converter Lens
• SUPARCO — Space & Uppar Atmosphere Research Commission
• AH — ampere hours
• SRC — Science Research Council (formerly DSIR) (U.K.)
• WDM — Warm Dark Matter
• STAC — Space Telescope Advisory Council
• EBL — Extragalactic Background Light
• N — Nova
• AOA — ASCA Online Arxiv
• VST — VLT Survey Telescope
• BS — Burrell Schmidt telescope
• SAD — Supra-Arcade Downflow
• SS — Shooting Stars
• CVP — Continuously Variable Planetary
• L — Lagrange
• CES — Central Electromagnetic Shower
• LTT — Luyten Two-Tenths
• PASA — Pan-Arab Space Agency
• RCI — Rodent Cage Interface
• ECA — Earth-Crossing Asteroid
• L — Luyten
• SF — Star Field
• RX — ROSAT X-ray
• TSS — Targeted Search System
• DAG — Doğu Anadolu Gozlemevi
• SOB — Science Observatory Branch
• SSA — Star Selector Assembly
• RE — ROSAT (ROentgen SATellite) EUV (Extreme Ultra-Violet)
• DCL — Digital Control Language
• SN — Signal-to-Noise
• EMB — Earth Moon Barycenter
• CIDA — Cometary Interplanetary Dust Analyzer
• SPARC — Space Physics Aeronomy Research Collaboratory
• ARGUS — Astronomical Research Group Under Stars
• STS — Shuttle Transport System
• MUNICS — MUnich Near-Infrared Cluster Survey
• SARDS — Solar Active Region Display System
• EB — Eclipsing Beta
• TAA — Tasmanian Amateur Astronomers
• FSS — Flight Servicing System
• SAS — Space Activity Suit
• NBS — Next Bright Star
• RSN — Radio SuperNova
• SPYBAL — spectrum Y balance
• SCCCB — Science Computing Configuration Control Board
• RS — Resource Scheduler
• ECF — European Coordinating Facility
• VLM — Very Low Mass
• NDV — NASP Derived Vehicle
• TDB — Barycentric Dynamical Time

• TARDIS — The Apparatus for Really Distant Interstellar Sojourns
• SZA — Sunyaev-Zeldovich Array
• MWD — Magnetic White Dwarf
• OST — Observation Sequence Table
• ICET — International Center for Earth Tides
• DN — Data Number
• LMC — Large Magellanic Cloud
• SLSN-II — hydrogen-rich SLSNe
• WFPCII — Replacement For WFPC
• SB — Super Bright
• LSG — Liaison Scientists Group
• RAPT — Reynolds Amateur Photometry Team
• WSF — Wake Shield Facility
• WYBT — Whole Year Blazar Telescope
• CMD — Color-Magnitude Diagram
• SM — Safe Mode
• SDSSP — Sloan Digital Sky Survey provisory
• VPC — viewport coordinates
• RMO — Rattlesnake Mountain Observatory
• SMASH — Survey of MAgellanic Stellar History
• RC — Ritchey-Chretien
• UGZ — U Gem variable type star (Z Camelopardalis subtype)
• SAOC — SAO Catalog
• ILRT — intermediate-luminosity red transients
• TAC — The Astronomy Connection
• RTA — Real Time Activity
• MPS — Microlensing Planet Search
• AZA — Analiza Zanieczyszczenia Atmosfery
• CMF — Core Mass Function
• SCCP — Sloan Computational Cosmology Project
• DE — Detector Efficiency
• WAC — Wide Angle Converter
• WDMF — White Dwarf Mass Function
• EOL — Earth Observing Laboratory (formerly ATD)
• NGT — Next Generation Telescope
• CST — Constant Strain Triangle
• PM — Primary Mirror
• LOFAR — Low-Frequency Array
• NIR — Near Infrared Research
• SFM — Super Full Moon
• RCS — Readiness Control System
• MIPS — Multi-band Imaging Photometer
• VRAM — Virtual Random Access Memory
• ARAS — Armenian Astronomical Society
• VTT — Vacuum Tower Telescope
• LM — Low Mass
• FFI — Full Frame Image
• VPO — VISTA Project Office
• NAIC — National Astronomy And Ionosphere Center
• EPOS — European Project on the Sun

• CSE — Circumstellar Envelope
• ALIS — Airborne Laser Isotope Spectrometer
• RSDP — Routine Science Data Processing
• MPP — multi-pinned phase
• BIMA — Berkeley-Illinois-Maryland Array
• RSS — Rotating Service Structure
• SSB — Space Science Board (NRC)
• BF — Broadening Function
• SDOR — S DORadus
• SCAC — Science Computing Advisory Commitee
• SWIRE — Spitzer Wide-area InfraRed Extragalactic survey
• TMN — Tokyo Meteor Network
• WUVC — Wezen Updated Variability Catalogue
• LIC — local interstellar cloud
• AN — Astronomische Nachrichten
• LMT — Large Millimeter Telescope
• BLG — bulge
• WAT — Wide Angle Tail
• SLSN-I — hydrogen-poor SLSNe
• NDC — Network Data Center
• SSB — Science Software Branch
• OZ — Objective Zenith
• MPP — Multi-Pinned-Phase
• CP — Chemically Peculiar
• OSG — Observatory Support Group
• MJ — Mass of Jupiter
• BO — Biological Origin
• SF — Star Formation
• MRO — Mars Reconnaissance Orbiter
• HSC — Hierachical Storage Controller
• ECO — Earth crossing object
• NSAS — Northern Skies Astronomical Society
• JFC — Jupiter Family Comets
• TDT — Terrestrial Dynamical Time
• RSA — Revised Shapley-Ames
• TAL — Teleskop Astronomi Lyubitel
• YS — Yellow Straggler
• IAU — International Astrophysical Union
• GTC — Gran Telescopio Canario
• NT — Non-Thermal
• PGC — Principal Galaxy Catalog
• LHS — Luyten Half-Second
• BHH(S) — Black Hole(s)
• SDS — Star Diagnosis System
• COD — Carbon Oxygen Dwarf
• AH — Asteroid Hunt
• PO — Primary Object
• SSS — SuperCOSMOS Sky Surveys
• CRAF — Committee on Radio Astronomy Frequencies
• SSC — STEIS Steering Committee

• BOSS — Bullet Of Super Speed
• RTPW — Rapid True Polar Wander
• NGP — North Galactic Pole
• IAUC — IAU Circular
• ULD — Ultra-wide Low- Distortion lens
• MPIA — Max Planck Institute for Astronomy
• LAL — LALande
• GRB — Gamma Ray Bursters
• SIRA — Solar Imaging Radio Array
• TAOS — Taiwan American Occultation Survey
• UMP — Ultra Metal-Poor
• SIDS — SI Detector System
• CBP — Collateral Benefits Plan
• TTS — T Tauri Star
• SAM — Super Active Matter
• CAMC — Carlsberg Automatic Meridian Circle
• SRS — Southern Reference Star
• EL — Enlarging Lens
• PLS — Palomar-Leiden Survey
• HR — Hertzsprung-Russell
• SARA — Sub-KeV Atom Reflection Analyzer
• MAS — milliarcsecond
• CIO — Catalog of Infrared Observations
• TSS — Texas supernova survey
• CODE — Creation Out of Deep Energy
• AC — Active Coronae
• JSGA — Japan Spaceguard Association
• CRBT — Cosmic Ray Background Test
• RDI — Radiation Driven Implosion
• FAT — Filtered Array Technology
• MGC — Millennium Galaxy Catalogue
• NGS — New Generation STAR
• IMOA — International Museum of Astronomy
• WFAP — Wide Field Astronomy Panel
• MRK — Markarian (celestial object)
• PRE — Photospheric Radius Expansion
• CSF — Clustered Star Formation
• NIR — Near Infrared Reflection
• URO — Unidentified Red Object
• NS — Nearby Star
• BD — Brown Dwarf
• UGC — Upsala General Catalog
• LDE — Long Decay Event
• VPO — Virtual Public Observatory
• SSA — Small Science Aperture
• CCF — Cosmogenic Correlation Factor
• IG — Inter-Galactic
• COT — Check-Out on Type
• CT — Cerro Tololo
• CVA — Central Valley Astronomers

• NA — Negative Alignment
• TLE — Total Lunar Eclipse
• HRD — Hertzsprung-Russell Diagram (astronomy)
• STEPS — STEllar Planet Survey
• MARS — MOUNTAIN ASTRONOMICAL RESEARCH SECTION
• LGS — Local Group Survey
• UBV — Ultraviolet Blue Visual photometry
• HCD — High Consistency Discharge
• CMA — Canis Majoris A
• GN — Galactic Nebula
• LTSA — Long-Term Space Astrophysics
• PET — Peak Ejection Time
• MMA — Milli Modulation Amplitude
• CCAS — Cape Cod Astronomical Society
• B — Barnard
• IPC — Inter Planetary Commission
• ISPP — In-Situ Propellant Production
• CRTS — Catalina Real-Time Transient Survey
• CTA — Computer Technology Associates (GSFC)
• VVS — Vereniging voor Sterrenkunde
• LDN — Lynds Dark Nebulae
• SIPS — Spectral Image Processing System
• TESS — Transiting Exoplanet Survey Satellite
• DE — Dwarf elliptical
• UEF — Unidentified Energy Factor
• ADH — Average Daily Hours
• OSC — Orbital Sciences Corporation
• FIMS — Fors Instrumental Mask Simulator
• NCP — North Celestial Pole
• TAL — Transatlantic Landing
• MOM — Mars Orbiter Mission
• SAM — Sample Analysis of Mars
• HMC — Halley Multicolor Camera
• ICV — Illumination Chromacity Variation
• SSS — Solar Single Scattering
• HMSF — High Mass Star Formation
• FU — Forces Unknown
• BY — BY Draconis
• ORI — Orbit Replaceable Instrument
• MKN — Markarian (celestial object)
• MDB — multiplexed data bus
• WAVE — Wide Area Vertical Expansion
• EBL — Everything But Light
• F — Fraunhofer lines
• RV — Radius of Venus
• ♁ — Earth
• EFR — Emerging Flux Region
• TAC — Twin Astrograph Catalog
• EGGR — Eggen & Greenstein
• IO — Interacting Object

• OAD — Office for Astronomy Development
• TIM — Telescope Image Modeling
• OHD — Observational Hubble-parameter Data
• SE — Solar Empire
• MS — Millions of Stars
• SLSNE — superluminous supernova events
• GRB — Gamma Ray Blast
• CASA — Common Astronomy Software Applications
• NSA — Neutron Star Atmosphere
• OASI — Orwell Astronomical Society (Ipswich)
• CHSS — Century Halo Star Survey
• RCB — R Coronae Borealis
• NSC — Nuclear Star Clusters
• SD — Subdwarf
• R — Ray
• GT — Galaxy Tour
• FCC — Fornax Cluster Catalog
• APS — Astronomy & Planetary Science
• OBS — Orbiting Brown-dwarf Star
• TTOC — Tape Table of Contents
• ING — imagining new gastronomy
• LPC — Long Period Comets
• MS — Main Sequence
• WCT — Window Correction Table
• TMC — Telescope Makers Convention
• PMS — Pre–Main Sequence
• SSE — Star Selector Encoder
• IFO — Identified Flying Object (see Also UFO)
• ABF — Astronomische Beeldverwerkings Faciliteiten
• CA — Coronagraphic Apodizer
• ISV — Inter-Stellar Void
• RC — Red Clump
• SEP — South Ecliptic Pole
• VBT — Vainu Bappu Telescope
• NVR — nonvolatile residue
• APT — Astronomers Proposal Tools
• SS — Star Selector
• COL — Collinder catalog
• MOST — Microvariability Oscillations of STars
• SH — Super Hot
• MOST — Microvariability and Oscillations of STars Telescope
• FR — Fanaroff-Riley
• CFS — Chandrasekhar - Friedmann - Schutz instability
• CSM — Central Star Magnitude
• CSI — Catalog of Stellar Identification
• HS — horizontal system
• PDQ — PODPS Data Quality
• OWL — Orbiting Wide-angle Light-collectors
• VLR — Very Low Resonance
• EF — Event Foreground

• CME — Coronal Mass Ejections
• ODI — One Degree Imager
• SDH — science data header
• SF — Surface Features
• SGP — South Galactic Pole
• WUPPE — Wisconsin Ultraviolet PhotoPolarimter Experiment
• RMS — Republic Management Systems, Inc.
• SCE — SPACECRAFT COMMAND ENCODER
• GTL — Geometric Time Leverage
• WAA — Washington Area Astronomers
• GU — Galactic Unit
• NC — Numerical Cosmology
• LAS — Laboratoire Astronomie Spatiale
• HMS — High Mass Star
• DRO — Distant Retrograde Orbit
• SIM — Star in Motion
• BE — Bright Elements
• SCP — Single Color Photometry
• RU — Radius of Uranus
• IAS — Indiana Astronomical Society
• WLM — Wolf-Lundmark-Melotte
• NSV — New Suspected Variable
• FOP — Friends Of Phobos
• WLM — Wolf-Lundmark-Melotte Galaxy
• BS — Bica and Schmitt
• MI — Maximum Influence
• GASP — GSSS Archive Support Project
• HRG — Hertling Ring Galaxy
• OBD — Orbiting Brown Dwarf
• SCR — SuperCOSMOS-RECONS
• UT — Universityrsal Time
• WFC — Wide-Field Channel
• NI — Non-Impact
• RTO — Real-Time Operation
• SSM — System Support Module
• CP — Cambridge Pulsar
• NSA — National Society of Astronomy
• LB — Long Base
• TALC — The Astronomy Learning Center
• SHL — Science Header Line
• RTB — Return to Brightest
• TO — Texas Instruments
• CNS — Central Navigation System
• URP — Uranian Ring Plane
• RFO — Robert Ferguson Observatory
• CALL — Collaborative Asteroid Lightcurve Link
• TIL — Transequatorial Interconnecting Loop
• NPC — Nice Planetary Contrast
• ZAC — Zenith Azimuth Coordinates
• PLANET — Probing Lensing Anomalies NETwork

• MG — Meteor Garden
• SC — Star Cluster
• PLE — Partial Lunar Eclipse
• GR — Galactic Rotation
• MD — Matter Dominated
• MSC — Mission Support Calibration
• ZM — Zerkalnyi Mirror
• TT — Transit Traverse
• JC — Jupiter Crosser
• MM — Missing Mass
• RCI — Rocket Consortium Interstellar
• VMC — Velocity Modulating Camera
• IPN — InterPanetary Internet
• USB — User Support Branch
• GB — Guide Brightness
• BM — Blue Moon
• SFAC — Santa Fe Astronomy Club
• O — Occult
• ALFA — A Laser For Astronomy
• GAM — Global Astronomy Month
• PX — Planet Xtraterrestrial
• SG — Star Graph
• GCI — geocentric intertial
• TO — Telescope Operator
• JCT — Jordan Cosmological Theory
• SPD — Southern Polar Distance
• RN — Reflection Nebulosity
• AM — Anti-meridian
• SSF — Space Station Fred
• R — Rayleigh
• CG — Central Galaxy
• MS — Morning Star
• MR — Measurement of Red
• NA — Non-Anomalous
• USS — Unusual Star Shape
• PC — Planetary Contrast
• MP — Massive Protostar
• FP — Frozen Planet
• SIP — Space Interested Person

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