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Home / Governmental & Military / Aerospace engineering

Governmental & Military >> Aerospace engineering Abbreviations

Look through 1186 acronyms and abbreviations related to Aerospace engineering:

DRSS — Data Relay Satellite System
RSSPO — Resident Space Shuttle Project Officer
OASCB — Orbiter Avionics Software Control Board
RJC — Reaction Jet Control
MLS — Microwave Landing System
AHRS — Attitude Heading Reference System
XEUS — X-Ray Evolving Universe Spectroscopy Mission
OFP — Operational Flight Program
TACSATCOM — Tactical Satellite Communications
CSA — Canadian Space Agency
UFO — Unidentified Flying Object
RJDF — Reaction Jet Driver Forward
RJDA — Reaction Jet Driver Aft
ESA — European Space Agency
RJD — Reaction Jet Driver
CCSDS — Consultative/Consultative Committee for Space Data Systems
RJ/EC — Reaction Jet/Engine Control
RJ — Reaction Jet
RJD — Reaction Jet Device
ADC — Aerospace Defense Command
ELV — Expendable Launch Vehicle
FD — Flight Director
COSPAR — Committee on Space Research (ICSU)
STS — Space Transportation System
AFCS — Automatic Flight Control System
LRR — Launch Readiness Review
DMSP — Defense Meteorological Satellite Program (U.S.)
LES — Launch Escape Subsystem
SIR — Shuttle Imaging Radar
SISEX — Shuttle Imaging Spectrometer Experiment
BAC — Boeing Aerospace Company
VFR — Visual Flight Rule
ASAP — Aerospace Safety Advisory Panel
LEO — Low Earth Orbit (satellite communications)
AVHRR — Advanced Very High Resolution Radiometer
SMS — Synchronous Meteorological Satellite
RPL — Rocket Propulsion Laboratory
PHP — Planetary Horizontal Platform
EC — Engine Control
AL — Approach and Landing
OSO — Orbiting Solar Observatory
ISRO — Indian Space Research Organisation
PLS — Personnel Launch System
ATS — applications technology satellite
HEAO — High Energy Astronomy Observatory
DFCS — Digital Flight Control System
ATS — Advanced Technology Satellite
AMU — Astronaut Maneuvering Unit
NEMS — NASA Equipment Management System
SN — Space Network

ISF — Industrial Space Facility
ISS — International Space Station
A&P — Attitude and Pointing
FDO — Flight Dynamics Officer
BAE — British Aerospace Systems, LTD
OML — Orbiter Mold Line
COP — Co-Orbiting Platform
FC — Flight Control
SMS — Shuttle Mission Simulator
JPL — Jet Propulsion Laboratory (California Institute of Technology) (NASA)
AFSCN — Air Force Satellite Control Network
MHI — Mitsubishi Heavy Industries, Ltd.
ISO — Infrared Space Observatory
DAMA — Demand Assigned Multiple Access
ACE — Attitude Control Electronics
BAT — Burst Alert Telescope
ADL — Avionics Development Laboratory
A&L — Approach and Landing
AFO — Announced Flight Opportunity
COMSP — Commercial Space
NASDA — National Space Development Agency of Japan
ALS — Automatic Landing System
AOCS — Attitude and Orbit Control System
FCS — Flight Control System (Subsystem)
AEDY — Aerospace Dynamics
FAR — Flight Acceptance Review
PIO — Pilot-Induced Oscillation
NESDIS — National Environmental Satellite, Data, and Information Service
JSC — Johnson Space Center (Houston, TX)
ARA — Attitude Reference Assembly
STP — Space Test Program
EDO — Extended Duration Orbiter
CHSAJ — Chinese Society of Astronautics Journal
FCAP — Flight Control Applications Program
FCDB — Flight Control Data Bus
NAS — National Airspace System
BNSC — British National Space Centre
BFCS — Backup Flight Control System
ACPM — Attitude Control Propulsion Motor
SLSA — Shuttle Logistics Support Aircraft
BFS — Backup Flight System
LOR — Lunar Orbit Rendezvous
AFD — Aft Flight Deck
MSFC — Marshall Space Flight Center (Huntsville AL)
OMDP — Orbiter Maintenance Down Period
VLS — Vertical Launch System
FP — Flight Plan
COFR — Certificate of Flight Readiness
SFACI — Software Flight Article Configuration Inspection
COMSAT — Communications Satellite Corporation

AAFE — Advanced Applications Flight Equipment
BFC — Backup Flight Computer
AFT — Atmospheric Flight Test
ABE — air-based electronics
OMEWG — Orbiter Maintenance Engineering Working Group
ABM — Apogee Boost Motor
AG — Artificial Gravity
COBE — Cosmic Background Explorer Satellite (NASA)
AFC — Automatic Flight Control
AFSAT — Air Force Satellite
CSTC — Consolidated Space Test Center
FID — Flight Implementation Directive
JP — Jet Propellant
FDL — Flight Director Loop
EOS — Earth Observation Satellite
AF — Aft Fuselage
FDS — Flight Dynamics Software
CHJAA — Chinese Journal of Astronomy and Astrophysics
FCTB — Flight Crew Training Building
SAS — Small Astronomy Satellite
FCOS — Flight Control Operational Software
FM — Flight Model
AFDO — Aft Flight Deck Operator
MFF — MDM Flight Forward
RAE — Royal Aerospace Establishment
DRS — Data Relay Satellite
ATG — Aerospace Test Group
ACS — Attitude Control System
ERBS — Earth Radiation Budget Satellite
ALEXIS — Array of Low Energy X-ray Imaging Sensors
ATO — Abort To Orbit
NSTS — National Space Transportation System
MAN — Microwave Aerospace Navigation
LOI — Lunar Orbit Insertion
SCF — Satellite Control Facility
FAO — FLIGHT ACTIVITIES OFFICER
ESTEC — European Space Research and Technology Centre
ESMC — Eastern Space And Missile Center (formerly AFETR)
OMV — Orbital Maneuvering Vehicle
ERS — Environmental Research Satellite
DFRC — Dryden Flight Research Center
AFSCF — Air Force Satellite Control Facility
FCOS — Flight Computer Operating System (Orbiter)
AFDE — Aft Flight Deck Equipment
CTS — Canadian Technology Satellite
NASP — National Aerospace Plane
LARC — Langley Research Center (NASA)
PBV — Post-Boost Vehicle
OMRF — Orbiter Maintenance and Refurbishment Facility
SV — Space Vehicle

FDS — Flight Dynamics System
OMCF — Orbiter Maintenance & Checkout Facility
SCA — Shuttle Carrier Aircraft
OFP — Operational Flight Profile
KSCAP — Kennedy Space Center Area Permit
LCC — Launch Commit Criteria
ESAJ — European Space Agency Journal
AFRPL — Air Force Rocket Propulsion Laboratory (USA)
LES — Lincoln Experimental Satellite
AAIR — Advanced Atmospheric sounder and Imaging Radiometer
DORIS — Doppler Orbitography And Radiopositioning Integrated By Satellite (EOS)
STC — Satellite Test Center
MFA — Manned Flight Awareness
ACS — Aft Crew Station
PDP — Postinsertion Deorbit Preparation
CHJSS — Chinese Journal of Space Science
LPLWS — Launch Pad Lightning Warning System
SRL — Space Radar Laboratory
CFP — Conceptual Flight Profile
FD — Flight Day
LVS — Launch Vehicle Simulator
MERSAT — Meteorology And Earth Observation Satellite
FSE — Flight Support Equipment
PU — Propellant Utilization
ERTS — Earth Resources Technology Satellite (now Landsat)
AFSTC — Air Force Space Technology Center
OMA — Orbiter Maintenance Area
IP — Instituteuctor Pilot
FCOD — Flight Crew Operations Directorate
RTF — Return To Flight
ADEOS — ADvanced Earth Observing Satellite (Japan)
FDAI — Flight Director Attitude Indicator
EADI — Electronic Attitude Director Indicator
SSP — Space Shuttle Program
FCEF — Flight Crew Equipment Facility (At KSC)
MOSPO — Mobile Satellite Photometric Observatory
FCTS — Flight Crew Trainer Simulator
ENVISAT — European Space Agency Environmental Satellite
AMSR — Advanced Microwave Scanning Radiometer
FED — Flight Events Demonstration
CHSST — Chinese Space Science Technology
ALTR — Approach and Landing Test Requirement
CLS — Contingency Landing Site(s)
JSAR — Journal of Space Astronomy Research
SMPTRB — Shuttle Main Propulsion Test Requirement Board
THEMIS — Time History of Events and Macroscale Interactions during Sunstorms
ALS — Advanced Launch System
L&D — Landing And Deceleration
AIL — Avionics Integration Laboratories
ALT — approach and landing test

PRB — Parachute Refurbishment Building
MLW — Maximum Landing Weight
COFW — Certificate of Flight Worthiness
ROSAT — Roentgen Satellite
AACS — Attitude and Antenna Control System
GTO — Geosynchronous Transfer Orbit
TOS — Transfer Orbit Stage
FFM — free-flying module
AMEC — Aft Master Events Controller
MLG — Main Landing Gear
MLV — Medium Launch Vehicle
LAGEOS — Laser Geodynamic Satellite
ACPS — Attitude Control Propulsion System
SDS — Satellite Data System
GSFC — Goddard Space Flight Center (Greenbelt, MD)
APCA — Aft Power Controller Assembly
FEWG — Flight Evaluation Working Group
FCSM — Flight Combustion Stability Monitor
FDRI — Flight Director Rate Indicator
LF — Launch Facility
ND — NASA Document
FHF — First Horizontal Flight
DOMSAT — Domestic Satellite
FMO — Flight Medical Officer
FU — Flight Unit
FCI — Flight Crew Integration
ERSIR — Earth Resources Shuttle Imaging Radar
FCF — Functional Check Flight
FEDP — Facility and Equipment Design Plan
FCIM — Flight Control Interface Module
ANS — Astronomical Netherlands Satellite
BMS — Background Measurement Satellite
SSV — Space Shuttle Vehicle
ST — Space Telescope
CORSA — Cosmic Radiation Satellite
EUVE — Extreme Ultraviolet Explorer (NASA Satellite)
SESL — Space Environment Simulation Laboratory
STG — Space Task Group
OSCRS — orbital spacecraft consumables resupply system
DSCS — U.S. Defense Satellite Communications System
FCT — Flight Crew Trainer
CHIPS — Cosmic Hot Interstellar Plasma Spectrometer
MMS — Multimission Modular Spacecraft
FTE — Flight Test Engineer
SSF — Space Station Freedom
LC — Launch Complex
MSCTN — Meteorological Satellite Center Technical Note
ASTRA — Advanced Star Tracker
MCT — Maximum Climb Thrust
JOP — Jupiter Orbiter Probe

ARS — Attitude Reference System
SI — Scientific Investigation
FOR — Flight Operations Review
ELV — Earth Launch Vehicle
PLS — Primary Landing Site
SOI — Space Object Identification
DFRF — Dryden Flight Research Facility
FCIP — Flight Cargo Implementation Plan
LOB — Launch Operations Building
FDM — Flight Data Manager
ERS — Earth Resources Satellite
SSMB — Space Shuttle Maintenance Baseline
FDS — Flight Design and Scheduling
AGCU — Attitude Gyro Coupling Unit
LSSL — Life Sciences Space Laboratory
CRRES — Combined Release and Radiation Effects Satellite
LOWG — Landing Operations Working Group
MIPS — Merritt Island Press Site
FC — Flight-Critical
FHST — fixed-head star tracker
FCS — Flight Crew System
ERS — Entry and Recovery Simulation
KSC — John F. Kennedy Space Center
ESRO — European Space Research Organisation
LCC — Launch Control Center (KSC)
LOA — Landing Operations Area
DF — Development Flight
BAC — Booster Assembly Contractor
FDOR — Flight Design Operations Review
AGAA — Attitude Gyro Accelerometer Assembly
PLA — Parachute Location Aid
DFS — Dynamic Flight Simulator
ASCA — Advanced Satellite for Cosmology & Astrophysics
ASTER — Advanced Spaceborne Thermal Emission And Reflection Radiometer (EOS)
GEM — Giotto Extended Mission
NSI — NASA Standard Initiator
SRM — Solid Rocket Motor
SOF — Safety Of Flight
LACB — Landing Aids Control Building (SLF At KSC)
EPOC — External Payload Operations Center
LS — Landing Site
CCRS — Canada Centre for Remote Sensing
DCP — D-alanyl carrier protein
ASCP — Attitude Set Control Panel
ASRM — Advanced Solid Rocket Motor
CPF — Cost Per Flight
AVNIR — advanced visible and near-infrared radiometer
MTPE — Mission To Planet Earth
SDHS — Satellite Data Handling System
OMRF — Orbiter Modification And Refurbishment Facility

FRR — Flight Readiness Review
LVO — Launch Vehicle Operations
FC — Flight Computer
LMSS — Lunar Mapping and Survey System
JAS — Journal of Aerospace Science
AFAL — Air Force Astronautics Laboratory
ESDAC — European Space Data Center
SFT — Simulated Flight Test
DOI — Descent Orbit Insertion
ST — Star Tracker
JANSC — Journal of Astronautical Sciences
LDIU — Launch Data Interface Unit
FOD — Flight Operations Directorate
DMSS — Defense Meteorological Satellite System
MUA — Maximum Usable Altitude
MLGS — Microwave Landing Guidance System
RR — Rendezvous Radar
RTLS — Return To Launch Site
SUMS — Shuttle Upper Atmosphere Mass Spectrometer
FES — Flight Element Set
SLV — Space Launch Vehicle
FDS — Flight Design System
IUS — Inertial UPper Stage (was Interim UPper Stage)
VHAA — Very High Altitude Abort
ACA — Attitude Controller Assembly
AFSC — Air Force Space Command
MISSP — Missiles Spacecraft
MAEP — Minimum Autoland Entry Point
SFP — Summary Flight Plan
SAREX — Shuttle Amateur Radio Experiment
CAPS — Common Attitude Pointing System
FCHL — Flight Control Hydraulics Laboratory
SSE — Space Support Equipment
FCP — Flight Correction Proposal
PVT — Preflight Verification Test
DSIS — Defense Satellite Information System
FTS — Flight Termination System
FCI — Flight Control Indicator
FET — Flight Elapsed Time
CSOC — Consolidated Space Operations Center
LFV — Lunar Flying Vehicle
ASSESS — Airborne Science Shuttle Experiments System Simulation
BMAG — Body-Mounted Attitude Gyro
ACDS — Attitude Control & Determination System
MFR — Maximum Flight Rate
MLRS — Multiple Launch Rocket System (US)
ILS — Instituteument Landing System
MFT — Mean Flight Time
AFSD — Air Force Space Division
NPD — NASA Policy Directive

FSRR — Flight Software Readiness Review
SS — Space Shuttle
PSS — Propellant Supply Subsystem
IUE — International Ultraviolet Explorer
KATS — Ksc Avionics Test Set
FCE — Flight Control Equipment
MEM — Meteoroid Exposure Module
LAIU — Launch Abort Interface Unit
MMU — Manned Maneuvering Unit
CLS — Collecte Localisation Satellites
AMLS — Advanced Manned Launch System
LM — Lunar Module
LAGS — Launch Abort Guide Simulation
NASM — National Air and Space Museum
ASRM — Abort Solid Rocket Motor
OSS — Office of Space Sciences
FCE — Flight Crew Equipment
FE — Flight Experiment
LME — Launch Monitor Equipment
MPS — Materials Processing in Space
SPACE — Spacecraft Prelaunch Automatic Checkout Equipment
KAPL — KSC Approved Parts List
HLLV — Heavy-Lift Launch Vehicle
MSVP — Master Shuttle Verification Plan
RAI — Radar Altimeter Indicator
ELS — Eastern Launch Site
POE — Pilot Operational Equipment
NFS — NASA FAR Supplement
PFC — Performance Flight Certification
DC — Delta Clipper
FCR — Flight Control Room
FCF — First Captive Flight
FMCF — First Manned Captive Flight
SNAP — Space Nuclear Auxiliary Power
FFC — Final Flight Certification
SPAS — Shuttle Pallet Satellite(German)
IOF — Initial Operational Flight
SPVW — Spaceview
FDS — flight dynamics simulator
OME — Orbital Maneuvering Engine
CLSO — Contingency Landing Support Officer
NGT — NASA Ground Terminal
ASE — Advanced Space Engine
EOAST — Earth-Oriented Applications and Space Technology
MFTAD — Master Flight Test Assignment Document (JSC)
MOF — Manned Orbital Flight
SML — Spacecraft Markup Language
COSTAR — Corrective Optics Space Telescope Axial Replacement
BESS — Biomedical Experiment Support Satellite
MS/MS — Material Science and Manufacturing in Space

NASAL — NASA Circular Letter
ASCS — Attitude Stabilization and Control System
DWS — Disaster Warning Satellite
EEU — Extravehicular Excursion Unit
POD — Precision Orbit Determination
OSCAR — Orbiting Satellite Carrying Amateur Radio
STC — Space Technology Center
AVCS — Attitude and Velocity Control System
SOCC — Satellite Operations Control Center
LEV — Lunar Excursion Vehicle
EOI — Earth Orbit Insertion
EEM — Earth Entry Module
COMAS — Combined Orbital Maneuvering and Abort System
ALOS — Advanced Land Observing Satellite
ASI — Augmented Spark Igniter
ALSA — astronaut life support assembly
NOSS — National Oceanic Satellite System
SSO — Space Shuttle Orbiter
MAGSAT — Magnetometer Satellite
NSP — NASA Support Plan
SSD — Spacecraft Software Divisionsion
REM — Rocket Engine Module
NASAR — NASA Reference Publication
PFRT — Preliminary Flight Rating Test
PUCS — Propellant Utilization Control System
LLP — Launch and Landing Project
EES — Ejection Escape Suit
FDA — Flight Deck Assembly (FDF)
NCOS — National Commission on Space
SBKEWS — space-based kinetic-energy weapon system
PFCS — Primary Flight Control System
EUTELSAT — European Telecommunications Satellite Organization
EGNOS — European Geostationary Navigation Overlay Service
IPACS — integrated power and attitude control system
SMG — Space Flight Meteorology Group
RM — Rendezvous Maneuver
MFPE — Mission from Planet Earth
PFS — Primary Flight System
ADS — Attitude Display System
LPS — Launch Processing System
POGO — Polar Orbiting Geophysical Observatory
CAS — Cooperative Application Satellite
SSME — Space Shuttle Main Engine
BESS — Biomedical Experiment Scientific Satellite
RALT — Radar Altimeter
FOST — Flight Operations SUPPOrt Team
PHASP — Physics and Astrophysics from Spacelab
OSSA — Office of Space Sciences and Applications
ECSS — European Cooperation for Space Standardization
FCT — flight control team

LCC — Launch Control Complex
FRFT — Flight Readiness Firing Test
NASAS — NASA Special Publication
KOM — KSC Organizational Manual
LRB — Liquid Rocket Booster
FOPS — Flight Operations Planning Schedule
ISCCP — International Satellite Cloud Climatology Project
PACS — Pointing and Attitude Control System
ESRIN — European Space Research Institute
LEM — Lunar Excursion Module
SAEF — Spacecraft Assembly and Encapsulation Facility
FRRID — Flight Readiness Review Item DisPosition
INMARSAT — International Maritime Satellite
DSS — Deep Space Station
POEM — Polar-Orbiting Earth Mission
NASAC — NASA Conference Publication
PF — Powered Flight
PALS — precision approach and landing system
PSCL — Propellant Systems Cleaning Laboratory
FAF — First Aerodynamic Flight
MEO — Mid Earth Orbit
FPR — Flight Performance Reserve
OPF — Orbiter Processing Facility
LCCD — Launch Commit Criteria Document
MODS — Military Orbital Development System
FOSA — Flight Operations Support Annex
FDF — Flight Data File
FACT — Flight Acceptance Composite Test
MILSTAR — MILitary Strategic and Tactical Relay (US)
SSTO — Single-Stage-to-Orbit
MSX — Midcourse Space Experiment
FDSC — Flight Dynamics Situation Complex
OAS — Orbiter Aeroflight Simulator
NSI — NASA Science Internet
ATCA — attitude translation control assembly
NESS — National Environmental Satellite Service (NOAA)
RP — Rocket Propellant
MSSTM — military space system technology model
POP — Prelaunch Operations Plan
EORSAT — Electronic Ocean Reconstruction Satellite
LSTE — Launch Site Transportation Equipment
MCA — Maximum Crossing Altitude
LETF — Launch Equipment Test Facility
ATAL — Alternate Transoceanic Abort Landing
SPRMD — Space Power Resources and Manufacturing Development
SSBUV — shuttle solar backscatter ultraviolet (radiometer)
LPD — Landing Point Designator
STICA — Space Technology Industrial and Commercial Applications
MASDC — Military Aircraft Storage & Disposition Center
PLSL — Propellants and Life Support Laboratory

CDSF — Commercially Developed Space Facility
AMOOS — Advanced Maneuvering Orbit-to-Orbit Shuttle
EES — Emergency Ejection Suit
FSS — Flight Support Structure
FIE — Flight Instituteumentation Engineer
ORS — Orbital Refueling System
CTS — communications technology satellite
AW&ST — Aviation Week & Space Technology
KPD — KSC Program Directive
ASTD — Advanced Space Technology Division
RSRM — Redesigned Solid Rocket Motor
POGS — polar-orbiting geomagnetic survey
FCR — Flight Configuration Review
SRSS — Shuttle Range Safety System
SPART — Space Research and Technology
SBNPB — Space-Based Neutral Particle Beam
UVF — Unmanned Vertical Flight
AEGRS — ASEAN Experts Group on Remote Sensing
ESOC — European Space Operations Center
OAS — Orbiter Atmospheric Simulator
SAL — Shuttle Avionics Laboratory
ITMG — Integrated Thermal/Micrometeoroid Garment
SIMS — Shuttle Inventory Management System
FIRSSE — Far Infrared Sky Survey Experiment
LUT — Launch Umbilical Tower
SEWS — Satellite Early Warning System
FSAA — Flight Simulator for Advanced Aircraft
FQ — Flight Qualification
LOD — Launch Operations Directorate
TTA — Time to Apogee
SPP — Solar Physics Payload
SEOS — Synchronous Earth Observation Satellite
SSP — Space Station Program
LDS — Landing, Deservicing and Safing
OAS — Orbiter Avionics System
SSM/I — Special Sensor Microwave/Imager
FEID — Flight Equipment Interface Device
ROSA — Romanian Space Agency
SDT — Shuttle Data Tape
SPMAR — Space Markets
OAA — Orbiter Access Arm
FMT — Flight Management Team
SPARTAN — Shuttle Pointed Autonomous Research Tool for Astronomy
LON — Launch on Need
STA — Shuttle Training Aircraft
OAFTO — Orbiter Atmospheric Flight Test Office
ALSE — Astronaut Life Support Equipment
FTP — Flight Test Procedure
FMAHTS — Flight Manifest and Hardware Tracking System
LSR — Launch Site Recovery

FRD — Flight Requirements Document
SSA — Shuttle Simulation Aircraft
DADS — Dual Air Density Satellite
FS — Fuselage Station
PAD — Propellant Acquisition Device
LRF — Liquid Rocket Fuel
SAIL — Shuttle Avionics Integration Laboratory (JSC)
RALPH — Reduction and Acquisition of Lunar Pulse Heights
LLPO — Launch and Landing Project Office
RV — Reentry Vehicle
CRAF — Comet Rendezvous/Asteroid Fly-by
SO/SI — space operations and scientific investigation
CSCSAT — Commercial Synchronous Communication Satellite
FOPG — Flight Operations Planning Group
KSSS — KSC Station Set Specification
FDSC — Flight Dynamics Simulation Complex
ALFA — Air-Lubricated Free Attitude
ARCOMSAT — Arab League communications satellite
CES — Conical Earth Sensor
IFTS — In-Flight Test System
MSOB — Manned Spacecraft Operations Building
LSAH — Launch Site Accommodations Handbook
SDS — Space Defense System
SPRBU — Space Research Bulgaria
MACS — Modular Attitude Control System
FOE — Flight Operations Engineer
LCS — Launch Control System
TDRSS — Tracking and Data Relay Satellite System
FRF — Flight Readiness Firing
OFI — Operational Flight Instituteumentation
HYPACE — Hybrid Programmable Attitude Control Electronics
EVM — Earth-viewing module
MVF — Manned Vertical Flight
MLC — Mobile Launcher Computer
FSS — Flight Systems Simulator
QRSL — quick-reaction space laboratory
LBTP — Launch Base Test Plan
RATO — Rocket-Assisted TakeOff
ILC — Initial Launch Capability
MPVA — Main Propellant Valve Actuator
LDS — Launch Detection Satellite
JPOC — JSC Payload Operations Center
PFCF — Payload Flight Control Facility
LSID — Launch Sequence and Interlock Document
MVM — Mariner Venus/Mercury
CES — Crew Escape System
IRANSAT — Iranian Government Communications Satellite
OFK — OPtical Flight Kit
MBAC — Marshall Booster Assembly Contractor
SRB — Solid Rocket Boosters

JANNAF — Joint Army Navy NASA Air Force
FTOH — Flight Test Operations Handbook
FDRD — Flight Definition and Requirements Directive
PMD — PROPELLANT MANAGEMENT DEVICE
OSE — Orbital Support Equipment
WISE — Wide-Field Infrared Survey Explorer
SPP — Simulation Planning Panel
RAPCON — radar approach and control
JSCM — JSC Manual
FOB — Flight Operations Building
PFL — Propulsion Field Laboratory
MEP — Main Engine Propellant
RORSAT — Radar Ocean Reconnaissance Satellite
SAD — Spacecraft Attitude Display
EUROCOMSAT — European consortium communications satellite
KN — KSC Notice
IAF — International Astronautical Federation
MSFN — Manned Space Flight Network
AVISO — Archiving, Validation and Interpretation of Satellites Oceanographic data
INTELSAT — International Telecommunications Satellite
OPS — Orbiter Project Schedules
PDA — Propellant Drain Area
HMCF — Hypergolic Maintenance and Checkout Facility
SSTS — Space Surveillance and Tracking System
OTB — Orbiting Tanker Base
SBL — Space-Based Laser
PATH — Postflight Attitude and Trajectory History
FOIH — Flight Operations Integration Handbook
OTV — Orbital Transfer Vehicle
SRMS — Shuttle Remote Manipulator System
PVO — Pioneer Venus Orbiter
SPOC — Shuttle Portable on-Board Computer
NSD — NASA standard detonator
FVF — First Vertical Flight
HSE — Heat Shield Entry
JERS — Japanese Earth Resources Satellite (JPOP)
PRM — Posigrade Rocket Motor
FOSO — Flight Operations Scheduling Officer
GLOMR — Global Low-Orbiting Message Relay
SPADOC — Space Defense Operations Center
KBAC — Kennedy Booster Assembly Contractor
SLCSAT — submarine laser communications satellite
ACTS — Advanced Communication Technology Satellite
KPRD — KSC Program Requirements Document
SMIRR — Shuttle Multispectral Infrared Radiometer
PSM — Propellant Storage Module
ESABU — European Space Agency Bulletin
LDEC — Lunar Docking Events Controller
AACS — Attitude & Articulation Control Subsystem
SMB — Space Meteorology Branch

NHB — NASA Handbook
SLS — Secondary Landing Site
FOP — Flight Operations Panel
VLF — Vertical Launch Facility
NASO — North American Space Operations
ASAT — Anti-Satellite (weapon or system)
EHOT — external hydrogen/oxygen tank
USA — United Space Alliance
FPSR — Flight Planning and Stowage Review
OV — Orbital Vehicle
ADFRF — Ames-Dryden Flight Research Facility
L&L — Launch And Landing
LCROSS — Lunar CRater Observation and Sensing Satellite
SLC — Space Launch Complex
LSSRC — Life Sciences Shuttle Research Centrifuge
LLO — Low Lunar Orbit
FSIWG — Flight System Interface Working Group
SPS — Satellite Power System
OTOS — Orbit-to-Orbit Stage
MSFP — Manned Space Flight Program
LPIF — Launch Package Integration Facility
VFT — Verification Flight Test
ITU — Infrared Telescope Unit
APM — Attached Pressurized Module (a.k.a. Columbus)
HEO — High Earth Orbit
FAT — Flight Attitude Table
LA — Launch Azimuth
MSF — Manned Space Flight
NASCOM — NASA Communications System
MILA — Merritt Island Launch Area
LS — Launch Sequence
FTA — Flight Test Article
FMOFEV — First Manned Orbital Flight With EVA
FTC — Flight Test Conductor
NSO — NASA Support Operation
STP — Space Technology Payload
ORT — Orbit Readiness Test
LRV — Lunar Roving Vehicle
FSRS — Flight System Recording System
PCIL — Pilot-Controlled Instituteument Landing
FR — Flight Rule
PLS — Propellant Loading System
MLF — MDM Launch Forward
HFT — Horizontal Flight Test
LSA — launch services agreement
FT — Flight Test
SST — Spacecraft Systems Test
DODSTP — Department of Defense Standard Satellite
MT — Mission Trajectory
RDS — Rocketdyne Digital Simulator

OAST — Office of Aeronautics & Space Technology
OTD — Orbiter Test Director
LOC — Launch Operations Complex
LRV — launch readiness verification
OAA — Orbiter Alternate Airfield
HFTS — Horizontal Flight Test Simulator
GOAL — Ground Operations Aerospace Language
GPL — Goal Processing Language
NAVSAT — Navigation Satellite
SMCC — Shuttle Mission Control Center
IFOT — In-Flight Operations And Training
SFCS — Survival Flight Control System
ESIS — ESA Space Information Systems
PSF — Propellant Servicing Facility
CIRCE — Confusion-limited Infrared Cosmology Explorer
OST — Orbiter SuPport Trolley
WCSAR — Wisconsin Center for Space Automation and Robotics
MLP — mobile launch platform
HFCT — Hydraulic Flight Control Test
SIP — strain isolation pad
FS — Flight System
PVT — Pyrotechnic Verification Test
OPI — Orbiter Payload Interrogator
SSMEC — Space Shuttle Main Engine Controller
TMR — TOPEX Microwave Radiometer (EOS)
EORC — Earth Observation Research Center
SPIF — Shuttle Payload Integration Facility
TIROS — Television InfraRed Observation Satellite (POES)
FTR — Flight Test Requirement
UARS — Upper Atmosphere Research Satellite (NASA)
CEA — Center for EUV Astrophysics
LSB — Launch Support Building
SSPO — Space Shuttle Program Office
FSS — Flight Support Station (for MMU)
HMF — Hypergolic Maintenance Facility
ELDO — European Launcher Development Organisation
SPICE — Spacelab Payload Integration and Coordination in Europe
NCC — NASA Communications Control
ALDP — Advanced Launch Development Program
IRR — Integral Rocket Ramjet
HFC — Hydraulic Flight Control
OF — Orbital Flight
SOCAR — Shuttle Operational Capability Assessment Report
FOSP — Flight Operations Support Personnel
SFS — Shuttle Flight Status
IACS — Inertial Attitude Control System
FT — Flight Team
NCC — NASA class code
UMVF — Unmanned Vertical Flight
SPIDPO — Shuttle Payload Integration and Development Program Office

HFTF — Horizontal Flight Test Facility
EUSC — European Union Satellite Centre
ILRV — Integral Launch and Reentry Vehicle
HPPF — Horizontal Payloads Processing Facility
SMVP — Shuttle Master Verification Plan
STF — Satellite Test Facility
SMD — Spacelab Mission Development
RHS — Rocketdyne Hybrid Simulator
TALAR — tactical approach and landing radar
SCF — Spacecraft Control Facility
GEOSEPS — Geosynchronous Solar Electric Propulsion Stage
PTV — Pathfinder Test Vehicle
FOS — Flight Operations Support
SPPIL — Shuttle Preferred Pyrotechnic Items List
SOP — Spacelab OPportunity Payload
OSS — Orbiting Space Station
ORU — Orbital Replacement Unit
OCH — Orbiter Common Hardware
SAMTEC — Space and Missile Test Center
TIFS — Total In-Flight Simulator
OPM — Outer Planet Mission
ATDRS — Advanced Tracking and Data Relay Satellite
IVSI — Institutentaneous Vertical Speed Indicator
FTO — Flight Test Objective
MVI — Microgravity Vestibular Investigation
AFSSD — Air Force Space Systems Divisionsion
COROT — Convection Rotation and Planetary Transits
PVA — Propellant Valve Actuator
NPN — NASA Part Number
LPD — Launch Procedure Document
ACP — Astronaut Control Panel
SPIMS — Shuttle Program Information Management System
SODB — Shuttle Operational Data Book
TTC — Telemetry Telecommand and Control
ESTP — European Space Technology Platform
SOT — Solar Optical Telescope
CFF — Columbus Free Flyer
PU — Propellant Unit
OFP — Orbiter Flight Program
FQI — Flight Qualification Instituteumentation
VFI — Verification Flight Instituteumentation
SOPC — Shuttle Operations and Planning Center
EVA — Extravehicular Activity
NASTRAN — NASA Structural Analysis Program
FTRD — Flight Test Requirements Document
SPA — Space Processing Application
TTP — Time to Perigee
FOF — First Operational Flight
LM&SS — Lunar Mapping and Scientific Survey
CGRO — Compton Gamma-Ray Observatory

ESPC — European Space Power Conference
SV — Shuttle Vehicle
DSCS — Defense Support Communication Satellite
SDLV — Shuttle-Derived Launch Vehicle
EFP — ESA Furnished Property
GSS — Geosynchronous Space Station
FQR — Flight Qualification Recorder
OPSS — Orbital Propellant Storage Subsystem
OFT — Orbital Flight Test
FRT — Flight Readiness Test
LMSS — Land Mobile Satellite System
NDGPS — Nationwide Differential Global Positioning System
STAR — Shuttle Turnaround Analysis Report
STC — Spacecraft Test Conductor
LSAP — Launch Sequence Applications Program
OTC — Orbiter Test Conductor
SPAD — Shuttle Payload Accommodation Document
SCDR — Shuttle Critical Design Review
OSTA — Office of Space and Terrestrial Applications (US NASA; now OAST)
FSE — Flight Simulation Engineer
STP — Shuttle Technology Panel
SVA&C — Shuttle Vehicle Assembly And Checkout
SIS — Shuttle Interface Simulator
SPIRE — Spectral Infrared Rocket Experiment
FACC — Ford Aerospace and Communications Corporationration
NS — Nuclear Shuttle
SOARS — Shuttle Operation Automated Reporting System
OFTDS — Orbital Flight Test Data System
SERB — Shuttle Engineering Review Board
RIAPS — Remote Infrared Atmospheric Profiling System
SRT — Shuttle Requirements Traceability
FSS — flight support system
DVB-S — Digital Video Broadcasting-Satellite
SB — Space Base
NEEDS — NASA end-to-end data system
LEM — Launch Escape Monitor
OSTDS — Office of Space Tracking and Data Systems (NASA)
FSRR — Flight System Readiness Review
LC — Launch Countdown
SEPAP — Shuttle Electrical Power Analysis Program
OOS — orbit-to-orbit stage
LSOC — Lockheed Space Operations Company
PAMELA — Payload for Antimatter Matter Exploration and Light-nuclei Astrophysics
FSL — Flight Simulation Laboratory
SIE — Shuttle Interface Equipment
LASS — large-amplitude space simulator
MEM — Mars Excursion Module
ASCO — Arab Satellite Communications Organization
OMR — Orbiter Management Review
ERS — European Remote Sensing Satellite System

SEMS — Space Environment Monitor System
SDP — Shuttle Data Processor
VTS — Vandenberg Tracking Station (AFSCN)
MEV — Mars Excursion Vehicle
LES — Launch Equipment Shop
MAPS — Measurement of Air Pollution from Satellites
MLV — Medium Lift Vehicle
SSMECA — Space Shuttle Main Engine Controller Assembly
STS — Shuttle Test Station
ASPOC — Active Spacecraft Potential Control
SSCSP — Space Shuttle Crew Safety Panel
LWD — Launch Window Display
OPIS — Orbiter Prime Item Specification
MPS — Material Processing Satellite
SABIR — space-based interceptor
OPO — Orbiter Project Office
MRSR — Mars Rover Sample Return
EDRS — European Data Relay Satellite
FOF — First Orbital Flight
WSMCR — Western Space and Missile Center Regulation
SDM — Shuttle Data Management
SIT — Shuttle Interface Test
SSPP — Space Station Program Participant
SNPO — Space Nuclear Propulsion Office
FPD — Flight Projects Directorate
SFSS — Satellite Field Service Station
SAB — Spacecraft Assembly Building
PQGS — Propellant Quantity Gauging System
FTS — Flight Test Station
OFS — Orbiter Functional Simulator
TDRS — Tracking and Data Relay Satellites
JAXA — Japan Aerospace Exploration System
SBKKV — Space-Based Kinetic Kill Vehicle
OOS — orbit-to-orbit Shuttle
SSEOS — Space Shuttle Engineering and Operations Support
OARE — Orbital Acceleration Research Experiment
IFT — in-flight test
SID — Shuttle Integration Device
CYSF — Cape York Space Facility
ISSRT — Israel Space Research and Technology Information Bulletin
ODF — Orbit Determination Facility
EUMETSAT — European Meterological Satellite
SPF — Spacelab Processing Facility
OIA — Orbiter Interface Adapter
LMSC — Lockheed Missiles and Space Corporationration
SRD — Shuttle Requirements Document
OEAS — Orbital Emergency Arresting System
SMVRD — Shuttle Master Verification Requirements Document
SVAC — Shuttle Vehicle Assembly And Checkout (Facility)
SPIRIT — Spatial Infrared Telescope

OPPAR — orbiter project parts authorization request
LCA — Launch Control Amplifier
WSMC — Western Space and Missile Center
DSSC — Deep Space Station Complex
STACC — Standard Telemetry And Communications Component
SRU — Space Replaceable Unit
ONBT — Orbiter Neutral Buoyancy Trainer
NTS — Navigation Technology Satellite
OGMT — Orbiter Greenwich Mean Time
NPSS — NASA Packet Switching System
SSPM — Space Shuttle Program Manager
LCE — Launch Complex Equipment
OMET — Orbiter Mission Elapsed Time
ISBRV — International Space Business Review
OES — Orbiter Emergency Site
SDR — Spacelab DisPosition Record (ESA)
OSTO — Office of Space Transportation Operations
ORD — Orbital Requirements Document
SECS — Shuttle Events Control Subsystem
PFTA — Payload Flight Test Article
SFO — Space Flight Operations
PRTLS — Powered Return to Launch Site
OIC — Orbital Integrated Checkout
OCDR — Orbiter Critical Design Review
FOV — First Orbital Vehicle
SAMS — Space Acceleration Measurement System
SLF — Shuttle Landing Facility (OLF)
SSRMS — Space Station Remote Manipulator System
OSDH — Orbiter System Definition Handbook
SSPD — Shuttle System Payload Data
KMI — KSC Management Instituteuction
SRR — Shuttle Requirements Review
NERVA — Nuclear Engine for Rocket Vehicle Application
SMES — Shuttle Mission Engineering Simulator
OPLF — Orbiter Processing and Landing Facility
OAMS — orbital attitude and maneuvering system
SOR — Stable Orbit Rendezvous
SEF — Space Environmental Facility
SSS — Spinning Sun Sensor
PVA — Preburner Valve Actuator
RREU — Rendezvous Radar Electronics Unit
LSS — Large Space Structure
SO — Space Operations
STADAN — Satellite Tracking And Data Acquisition Network
IFM — Inflight Maintenance
SGC — Stabilized Ground Cloud
NUSTAR — Nuclear Spectroscopic Telescope Array
GNCFTS — Guidance, Navigation and Control Flight Test Station
OLSP — Orbiter Logistics Support Plan
SBI — Space-Based Interceptor

SCAN — Shuttle Connector Analysis Network
SARP — Shuttle Astronaut Recruitment Program
QTV — Qualification Test Vehicle
SEPAR — Shuttle Electrical Power Analysis Report
OMS — orbital maneuvering system
SSPD — Shuttle System Payload Definition (Study)
OSTP — Orbiting System Test Plan
OOS — on-orbit station
SFOF — Space Flight Operations Facility
PSIG — Propulsion Systems Integration Group
SSTC — Space Shuttle Test Conductor
SPADS — Shuttle Problem Analysis Data System
LOA — Launch Operations Area
NSTL — National Space Technology Laboratories (NASA)
SBS — Scientific Business Satellite
SIMS — Shuttle Imaging Microwave System
SPICE — Survey Probe Infrared Celestial Experiment
OI — Orbiter Instituteumentation
SPADCCS — Space Defense Command and Control System
OME — Orbiter Main Engine
RREA — Rendezvous Radar Electronics Assembly
OAO — Orbital Astronomical Observatory
SSIBD — Shuttle System Interface Block Diagram
SBDEWSIM — space-based, directed-energy weapon simulation
SOCH — Spacelab Orbiter Common Hardware
OIVS — Orbiter Interface Verification Set
SSPF — Space Station Processing Facility
PUV — Propellant Utilization Valve
SP — Solid Propellant
PSDE — Payload and Spacecraft Development and Experimentation
ILA — Instituteument Landing Approach
SANS — Stellar Autonomous Navigation System
SDD — Shuttle Design Directive
OCTW — Optical Communications Through The Shuttle Window
SSPE — SPACE STATION PROGRAM ELEMENT
SSC — Shuttle System Contractor
SVB — Space Vehicle Booster
OSC — Orbital Sciences Corporationration
NTSO — NASA Test Support Office
SSPGSE — Space Shuttle Program Ground Support Equipment
EROS — Earth Resources Observations System
OSTS — Office of Space Transportation Systems
RCS — Reentry Control System
LOC — launch operations center
SPPOL — Space Policy
CIRRIS — Cryogenic InfraRed Radiance Instituteument for Shuttle
SPADE — Space Acquisition Defense Experiment
FTS — Flight Test System
SIMAS — Shuttle Information Management Accountability System
SPN — Shuttle Project Notice (KSC)

SSPDA — Space Shuttle Payload Data Activity
NPS — NASA Planning Studies
NTD — NASA test director
SAMP — Shuttle Automated Mass Properties
SSA — Space Suit Assembly
LCE — Launch Complex Engineer
SFOM — Shuttle Flight Operations Manual
SNSO — Space Nuclear SYstems Office
SSPPSG — Space Shuttle Payload Planning Steering Group
STL — Space Technology Laboratories
STDN — Spacecraft Tracking and Data Network
SSSS — Space Shuttle System Specification
SDCOC — Space Defense Command Operations Center
OCF — Orbiter Computational Facilities
SRD — Shuttle Requirements Definition
PMC — Permanently Manned Capability (of Space Station)
SMSCC — Shuttle Mission Simulator Computer Complex
NMI — NASA Management Instituteuction
LA — Launch Area
SAD — Shuttle Authorized Document
SPAN — Spacecraft Analysis
SSITP — Shuttle System Integrated Test Plan
FOP — flight operations plan
SPC — Shuttle Processing Contract
SPARS — Space Precision Attitude Reference System
RAI — Roll Attitude Indicator
SVAB — Shuttle Vehicle Assembly Building
SSCHS — Space Shuttle Cargo Handling System
OIS — Orbiter Instituteumentation Systems
SRAG — Space Radiation Analysis Group
SSTF — Space Station Training Facility
IFA — In-Flight Analysis
UNOOSA — United Nations Office for Outer Space Affairs
SATAF — Shuttle Activation Task Force
TGS — Telemetry Ground Station
IMP — Inflatable Micrometeoroid Paraglider
SSSC — Space Station Support Center
SPAH — Spacelab Payload Accommodations Handbook
HF — Horizontal Flight
ILAS — Instituteument Landing Approach System
SSWP — Space Station Work Package
PSV — Planetary Space Vehicle
LS — Launch Site
OIT — orbiter integration test
SBDEW — space-based, directed-energy weapon
OLOW — orbiter lift-off weight
PLPS — Propellant Loading and Pressurization System
SM — Shuttle Management (KSC)
NSIF — Near-Space Instituteumentation Facility
SSPRO — Space Shuttle Program Resident Office

SS — Space Segment
SOIS — Spacelab/orbiter interface simulator
SEPS — Solar Electric Propulsion System
SDSS — Space Divisionsion Shuttle Simulator
OOSDP — on-orbit station distribution panel
MILCOMSAT — Military Communications Satellite
SPADATS — Space Defense Acquisition and Tracking System
SBKEW — space-based kinetic-energy weapon
HFS — Horizontal Flight Simulator
KOI — KSC Operation Instituteuction
SSIS — Space Station Information System
SPS — Shuttle Procedures Simulator
PUGS — propellant utilization and gauging system
MO — Manned Orbiter
SSLV — Standard Small Launch Vehicle
SOAR — Shuttle Orbital Applications and Requirements
STATS — star tracker alignment test set
PTCS — Propellant Tanking Computer System
SSCL — Shuttle System Commonality List
IRBS — Intermediate-Range Booster System
SL — Space Launch
FTIS — Flight Test Instituteumentation System
SATS — Small Applications Technology Satellite
IOBM — In Ocean By Mistake
SPII — Shuttle Program Implementation Instituteuction
SESC — Shuttle Events Sequential Control
HRSC — High Resolution Stereo Camera
SBSS — Space-Based Surveillance System
SCS — Spacecraft Control System
STBE — Space Transportation Booster Engine
SBKKVWS — space-based kinetic kill vehicle weapon system
SSDS — Space Station Data System
SBLIP — Space-Based Laser Intercept Program
SSST — Space Station System Trainer
SEM — space environment monitoring
HOTOL — Horizontal Takeoff and Landing Launcher
SSIP — Shuttle Student Involvement Project
ST — Spacelab Technology
SSFGSS — Space Shuttle Flight and Ground System Specification
NRALT — NASA radar altimeter
SSPD — Shuttle System Payload Description
SSPDS — Space Shuttle Payload Data Study
NOES — National Operational Environmental Satellite Serv.
SODS — Skylab Orbit-Deorbit System
SERS — Shuttle Equipment Record System
SAM — Shuttle Activation Monitor
SIT — Shuttle Integrated Test
SDCCC — Space Defense Command Communication Center
SSPS — Solar Satellite Power Station
SEADS — Shuttle Entry Air Data Sensor

TEA — Torque Equilibrium Attitude
LOD — Launch Operations Divisionsion
SSFP — Space Station Freedom Program
NPC — NASA publication control
STAG — Shuttle Turnaround AnalYsis Group
SSCC — Space Station Control Center
SSFL — Santa Susana Field Laboratory
OI — Orbiter Insertion
SSAT — SPace Shuttle Access Tower (now FSS)
SIRTF — Shuttle InfraRed Telescope Facility
IMS — Interplanetary Monitor Satellite
STADAN — Space Tracking and Data Acquisition Network
SSUS — Spinning Solid Upper Stage
GDA — General Dynamics Astronautics
STME — Space Transportation Main Engine
GSTDN — Ground Spacecraft Tracking and Data Network
FV — Flight Version
SBS — Skylab Boost System
SOMS — Shuttle Orbiter Medical System
SODS — Shuttle Operational Data System
SDE — Space Divisionsion Evaluator
SIS — Shuttle Information System
SES — Shuttle engineering simulator
SVO — Space Vehicle Operations (KSC Dir.)
SSUSP — Spinning Solid Upper Stage Project
SRF — Shuttle Refurbishment Facility
SST — Space Surveillance and Tracking
SSPS — Space Shuttle Program Schedule
SVB — Shuttle Vehicle Booster
NRDS — Nuclear Rocket Development Station
SSOP — Space Systems Operating Procedure(s)
SS — Shuttle System
SUMC — Space Ultrareliable Modular Computer
SMS — Solar Maximum Satellite
SSE — Space shuttle engine
SSCB — Space Station Control Board
FMOF — First Manned Orbital Flight
SS&A — Space Systems And Applications
SAM — Shuttle Attachment ManiPulator
SRBAB — SRB Assembly Building
SD — Space Divisionsion
SRBDF — SRB Disassembly Facility
SSP — Subsolar Point
SSPC — Spacelab Stored Program Command
ULO — Unmanned Launch Operations
TT&C — Tracking, Telemetry, and Command
TT&C — Telemetry, Tracking and Communications
VOIR — Venus Orbiting Imaging Radar
TGS — Telemetry Ground System
TOW — Tank and Orbiter Weight

ULV — Unmanned Launch Vehicle
TFI — Time from Ignition
TR/SBS — Teleoperator Retrieval/Skylab Boost System
UNSC — United Nations Space Command
UPS — Upright Perigee Stage
TAUVEX — Tel Aviv University Ultraviolet Explorer
SWAS — Submillimeter Wave Astronomy Satellite
TDS — Technology Demonstration Satellite
USASDG — United States Army Space Defense Group
TMG — Thermal Meteoroid Garment
VTF — Vertical Test Flight
TKSC — Tsukuba Space Center
TGSE — Telemetry Ground Support Equipment
TIG — time of ignition
TOI — Transfer Orbit Insertion
VRM — Venus Radar Mapper
WSMCR — Western Space and Missile Center Range
VGRF — Variable-Gravity Research Facility
TIR — Terminal Imaging Radar
USASATCOMA — United States Army Satellite and Communication Agency
SW — Solar Wing
WIRE — Wide-Field Infrared Explorer
TFS — Telemetry Format Selection
TP — Time to Perigee
VSTAG — Vandenberg Shuttle Turnaround AnalYsis Group
VLS — Vandenberg Launch Site
UOSAT — Universityrsity of Surrey Satellite
WUPPE — Wisconsin Ultraviolet Photopolarimeter Experiment
TFCS — Triplex Flight Control Subsystem
TETRA — Terminal Tracking Telescope
VISTAR — visible space tracking and reconnaissance
TIO — Target Insertion Orbit
VPLCC — Vehicle Propellant Loading Control Center
VLPS — Vandenberg Launch Processing System
TR — time to retrofire
TFL — Time from Launch

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