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Home / Governmental & Military / Aerospace engineering

Governmental & Military >> Aerospace engineering Abbreviations

Look through 1186 acronyms and abbreviations related to Aerospace engineering:

RJC — Reaction Jet Control
MLS — Microwave Landing System
RJDA — Reaction Jet Driver Aft
RJDF — Reaction Jet Driver Forward
AHRS — Attitude Heading Reference System
RJD — Reaction Jet Driver
RJ — Reaction Jet
RJD — Reaction Jet Device
RJ/EC — Reaction Jet/Engine Control
OFP — Operational Flight Program
DRSS — Data Relay Satellite System
CSA — Canadian Space Agency
CCSDS — Consultative/Consultative Committee for Space Data Systems
UFO — Unidentified Flying Object
FD — Flight Director
ADC — Aerospace Defense Command
ESA — European Space Agency
ELV — Expendable Launch Vehicle
RSSPO — Resident Space Shuttle Project Officer
HEAO — High Energy Astronomy Observatory
RPL — Rocket Propulsion Laboratory
STS — Space Transportation System
LRR — Launch Readiness Review
COP — Co-Orbiting Platform
AFCS — Automatic Flight Control System
PLS — Personnel Launch System
SIR — Shuttle Imaging Radar
DMSP — Defense Meteorological Satellite Program (U.S.)
SN — Space Network
AL — Approach and Landing
SMS — Synchronous Meteorological Satellite
FC — Flight Control
BAT — Burst Alert Telescope
FAR — Flight Acceptance Review
COSPAR — Committee on Space Research (ICSU)
ASAP — Aerospace Safety Advisory Panel
FDO — Flight Dynamics Officer
OSO — Orbiting Solar Observatory
BAC — Boeing Aerospace Company
EC — Engine Control
AVHRR — Advanced Very High Resolution Radiometer
SMS — Shuttle Mission Simulator
BFC — Backup Flight Computer
ISF — Industrial Space Facility
FM — Flight Model
BAE — British Aerospace Systems, LTD
JP — Jet Propellant
AMU — Astronaut Maneuvering Unit
AFO — Announced Flight Opportunity
PIO — Pilot-Induced Oscillation

OASCB — Orbiter Avionics Software Control Board
FD — Flight Day
AEDY — Aerospace Dynamics
SRL — Space Radar Laboratory
FP — Flight Plan
MHI — Mitsubishi Heavy Industries, Ltd.
ATS — Advanced Technology Satellite
ISO — Infrared Space Observatory
ABM — Apogee Boost Motor
ISRO — Indian Space Research Organisation
VLS — Vertical Launch System
FDS — Flight Dynamics System
A&P — Attitude and Pointing
ALS — Automatic Landing System
SAS — Small Astronomy Satellite
AG — Artificial Gravity
RAE — Royal Aerospace Establishment
A&L — Approach and Landing
FCDB — Flight Control Data Bus
SCA — Shuttle Carrier Aircraft
AFD — Aft Flight Deck
AFT — Atmospheric Flight Test
STG — Space Task Group
ATS — applications technology satellite
THEMIS — Time History of Events and Macroscale Interactions during Sunstorms
AAFE — Advanced Applications Flight Equipment
ADL — Avionics Development Laboratory
CHSAJ — Chinese Society of Astronautics Journal
ACE — Attitude Control Electronics
BFS — Backup Flight System
STP — Space Test Program
LOR — Lunar Orbit Rendezvous
FCAP — Flight Control Applications Program
GTO — Geosynchronous Transfer Orbit
SSF — Space Station Freedom
DAMA — Demand Assigned Multiple Access
MAN — Microwave Aerospace Navigation
OFP — Operational Flight Profile
CHJAA — Chinese Journal of Astronomy and Astrophysics
MFF — MDM Flight Forward
MSFC — Marshall Space Flight Center (Huntsville AL)
AF — Aft Fuselage
SCF — Satellite Control Facility
FDM — Flight Data Manager
LOI — Lunar Orbit Insertion
SISEX — Shuttle Imaging Spectrometer Experiment
ANS — Astronomical Netherlands Satellite
DFCS — Digital Flight Control System
FCI — Flight Crew Integration
BFCS — Backup Flight Control System

FCS — Flight Control System (Subsystem)
LC — Launch Complex
AFDE — Aft Flight Deck Equipment
FDS — Flight Dynamics Software
ATG — Aerospace Test Group
LES — Lincoln Experimental Satellite
LCC — Launch Commit Criteria
AFDO — Aft Flight Deck Operator
FID — Flight Implementation Directive
FCOS — Flight Control Operational Software
FTE — Flight Test Engineer
STC — Satellite Test Center
OML — Orbiter Mold Line
ACS — Aft Crew Station
L&D — Landing And Deceleration
FOR — Flight Operations Review
MCT — Maximum Climb Thrust
ATO — Abort To Orbit
DF — Development Flight
DOI — Descent Orbit Insertion
FDL — Flight Director Loop
ERS — Entry and Recovery Simulation
SRM — Solid Rocket Motor
ARA — Attitude Reference Assembly
FC — Flight Computer
COFR — Certificate of Flight Readiness
FC — Flight-Critical
ISS — International Space Station
GEM — Giotto Extended Mission
NAS — National Airspace System
ABE — air-based electronics
AFRPL — Air Force Rocket Propulsion Laboratory (USA)
SOI — Space Object Identification
AFC — Automatic Flight Control
PLS — Primary Landing Site
LOA — Landing Operations Area
FES — Flight Element Set
EOS — Earth Observation Satellite
ALS — Advanced Launch System
LEO — Low Earth Orbit (satellite communications)
SS — Space Shuttle
CSTC — Consolidated Space Test Center
ELV — Earth Launch Vehicle
SOF — Safety Of Flight
FCTB — Flight Crew Training Building
CFP — Conceptual Flight Profile
MFT — Mean Flight Time
LM — Lunar Module
FDS — Flight Design and Scheduling
DFS — Dynamic Flight Simulator

CTS — Canadian Technology Satellite
FCI — Flight Control Indicator
SFACI — Software Flight Article Configuration Inspection
FCT — Flight Crew Trainer
FDS — Flight Design System
FAO — FLIGHT ACTIVITIES OFFICER
FDAI — Flight Director Attitude Indicator
NASP — National Aerospace Plane
FCS — Flight Crew System
FCP — Flight Correction Proposal
FSE — Flight Support Equipment
LS — Landing Site
CPF — Cost Per Flight
NSTS — National Space Transportation System
IP — Instituteuctor Pilot
MLV — Medium Launch Vehicle
SI — Scientific Investigation
DFRC — Dryden Flight Research Center
SFP — Summary Flight Plan
AFSCN — Air Force Satellite Control Network
FCOS — Flight Computer Operating System (Orbiter)
ESAJ — European Space Agency Journal
SV — Space Vehicle
ACPM — Attitude Control Propulsion Motor
ST — Star Tracker
DRS — Data Relay Satellite
ALTR — Approach and Landing Test Requirement
ERS — Environmental Research Satellite
AMEC — Aft Master Events Controller
LOB — Launch Operations Building
SDS — Satellite Data System
ST — Space Telescope
FCE — Flight Control Equipment
MLW — Maximum Landing Weight
OMV — Orbital Maneuvering Vehicle
FE — Flight Experiment
FET — Flight Elapsed Time
COMSP — Commercial Space
LF — Launch Facility
ALT — approach and landing test
AOCS — Attitude and Orbit Control System
PVT — Preflight Verification Test
FCIM — Flight Control Interface Module
VFR — Visual Flight Rule
SSE — Space Support Equipment
RR — Rendezvous Radar
SPACE — Spacecraft Prelaunch Automatic Checkout Equipment
EDO — Extended Duration Orbiter
JSC — Johnson Space Center (Houston, TX)
MFA — Manned Flight Awareness

MUA — Maximum Usable Altitude
STC — Space Technology Center
AAIR — Advanced Atmospheric sounder and Imaging Radiometer
SNAP — Space Nuclear Auxiliary Power
LVS — Launch Vehicle Simulator
COFW — Certificate of Flight Worthiness
RTF — Return To Flight
PFC — Performance Flight Certification
DCP — D-alanyl carrier protein
CLS — Collecte Localisation Satellites
PU — Propellant Utilization
KSCAP — Kennedy Space Center Area Permit
ACPS — Attitude Control Propulsion System
ARS — Attitude Reference System
TOS — Transfer Orbit Stage
ESMC — Eastern Space And Missile Center (formerly AFETR)
SFT — Simulated Flight Test
FCF — First Captive Flight
FCTS — Flight Crew Trainer Simulator
ALOS — Advanced Land Observing Satellite
PLA — Parachute Location Aid
AFSAT — Air Force Satellite
NEMS — NASA Equipment Management System
AFSCF — Air Force Satellite Control Facility
APCA — Aft Power Controller Assembly
ALEXIS — Array of Low Energy X-ray Imaging Sensors
FCEF — Flight Crew Equipment Facility (At KSC)
CHJSS — Chinese Journal of Space Science
FCOD — Flight Crew Operations Directorate
AACS — Attitude and Antenna Control System
FDRI — Flight Director Rate Indicator
MFR — Maximum Flight Rate
MLG — Main Landing Gear
LEM — Lunar Excursion Module
FCSM — Flight Combustion Stability Monitor
OMDP — Orbiter Maintenance Down Period
PDP — Postinsertion Deorbit Preparation
FED — Flight Events Demonstration
FCF — Functional Check Flight
FFM — free-flying module
JSAR — Journal of Space Astronomy Research
PF — Powered Flight
ND — NASA Document
FEWG — Flight Evaluation Working Group
FHF — First Horizontal Flight
NESDIS — National Environmental Satellite, Data, and Information Service
SSP — Space Shuttle Program
BMS — Background Measurement Satellite
ECSS — European Cooperation for Space Standardization
FEDP — Facility and Equipment Design Plan

CLS — Contingency Landing Site(s)
ENVISAT — European Space Agency Environmental Satellite
FFC — Final Flight Certification
EES — Ejection Escape Suit
MOSPO — Mobile Satellite Photometric Observatory
FAF — First Aerodynamic Flight
AFSTC — Air Force Space Technology Center
RM — Rendezvous Maneuver
LAIU — Launch Abort Interface Unit
LVO — Launch Vehicle Operations
DFRF — Dryden Flight Research Facility
ACDS — Attitude Control & Determination System
FCIP — Flight Cargo Implementation Plan
LACB — Landing Aids Control Building (SLF At KSC)
DOMSAT — Domestic Satellite
BAC — Booster Assembly Contractor
NFS — NASA FAR Supplement
FMO — Flight Medical Officer
ADEOS — ADvanced Earth Observing Satellite (Japan)
IUS — Inertial UPper Stage (was Interim UPper Stage)
EADI — Electronic Attitude Director Indicator
ASCP — Attitude Set Control Panel
COBE — Cosmic Background Explorer Satellite (NASA)
CHSST — Chinese Space Science Technology
PSS — Propellant Supply Subsystem
FCE — Flight Crew Equipment
FDOR — Flight Design Operations Review
FU — Flight Unit
OME — Orbital Maneuvering Engine
JAS — Journal of Aerospace Science
ERBS — Earth Radiation Budget Satellite
MERSAT — Meteorology And Earth Observation Satellite
FCR — Flight Control Room
MCA — Maximum Crossing Altitude
ATAL — Alternate Transoceanic Abort Landing
FDF — Flight Data File
POE — Pilot Operational Equipment
SLSA — Shuttle Logistics Support Aircraft
FCHL — Flight Control Hydraulics Laboratory
PRB — Parachute Refurbishment Building
MSCTN — Meteorological Satellite Center Technical Note
RP — Rocket Propellant
MAEP — Minimum Autoland Entry Point
MFTAD — Master Flight Test Assignment Document (JSC)
SMPTRB — Shuttle Main Propulsion Test Requirement Board
DC — Delta Clipper
FS — Fuselage Station
PFRT — Preliminary Flight Rating Test
COMSAT — Communications Satellite Corporation
JANSC — Journal of Astronautical Sciences

RALT — Radar Altimeter
LOWG — Landing Operations Working Group
ACS — Attitude Control System
AGCU — Attitude Gyro Coupling Unit
LCC — Launch Control Center (KSC)
ERSIR — Earth Resources Shuttle Imaging Radar
FCR — Flight Configuration Review
CAPS — Common Attitude Pointing System
FDA — Flight Deck Assembly (FDF)
ASTRA — Advanced Star Tracker
AIL — Avionics Integration Laboratories
FCT — flight control team
LAGS — Launch Abort Guide Simulation
RTLS — Return To Launch Site
JPL — Jet Propulsion Laboratory (California Institute of Technology) (NASA)
AW&ST — Aviation Week & Space Technology
UVF — Unmanned Vertical Flight
MLGS — Microwave Landing Guidance System
DORIS — Doppler Orbitography And Radiopositioning Integrated By Satellite (EOS)
NSP — NASA Support Plan
FDS — flight dynamics simulator
LARC — Langley Research Center (NASA)
PBV — Post-Boost Vehicle
AGAA — Attitude Gyro Accelerometer Assembly
POP — Prelaunch Operations Plan
JOP — Jupiter Orbiter Probe
ORS — Orbital Refueling System
AFAL — Air Force Astronautics Laboratory
EPOC — External Payload Operations Center
OAS — Orbiter Aeroflight Simulator
RAI — Radar Altimeter Indicator
LES — Launch Escape Subsystem
DMSS — Defense Meteorological Satellite System
SSV — Space Shuttle Vehicle
NGT — NASA Ground Terminal
AFSC — Air Force Space Command
CORSA — Cosmic Radiation Satellite
FACT — Flight Acceptance Composite Test
LME — Launch Monitor Equipment
SDHS — Satellite Data Handling System
SSME — Space Shuttle Main Engine
LPLWS — Launch Pad Lightning Warning System
DSCS — U.S. Defense Satellite Communications System
SDT — Shuttle Data Tape
KSC — John F. Kennedy Space Center
SLV — Space Launch Vehicle
ERTS — Earth Resources Technology Satellite (now Landsat)
KAPL — KSC Approved Parts List
PFS — Primary Flight System
ASRM — Advanced Solid Rocket Motor

OSE — Orbital Support Equipment
POD — Precision Orbit Determination
ASSESS — Airborne Science Shuttle Experiments System Simulation
FEID — Flight Equipment Interface Device
LPD — Landing Point Designator
PALS — precision approach and landing system
OAS — Orbiter Atmospheric Simulator
ESDAC — European Space Data Center
EUVE — Extreme Ultraviolet Explorer (NASA Satellite)
LSR — Launch Site Recovery
EES — Emergency Ejection Suit
LDS — Landing, Deservicing and Safing
FDSC — Flight Dynamics Situation Complex
SPARTAN — Shuttle Pointed Autonomous Research Tool for Astronomy
KOM — KSC Organizational Manual
FIE — Flight Instituteumentation Engineer
LSSL — Life Sciences Space Laboratory
KATS — Ksc Avionics Test Set
ACA — Attitude Controller Assembly
AMSR — Advanced Microwave Scanning Radiometer
SSP — Space Station Program
OMEWG — Orbiter Maintenance Engineering Working Group
OAS — Orbiter Avionics System
MIPS — Merritt Island Press Site
FDSC — Flight Dynamics Simulation Complex
SAREX — Shuttle Amateur Radio Experiment
STA — Shuttle Training Aircraft
MOF — Manned Orbital Flight
MISSP — Missiles Spacecraft
MVF — Manned Vertical Flight
FTP — Flight Test Procedure
AMLS — Advanced Manned Launch System
FMCF — First Manned Captive Flight
ASE — Advanced Space Engine
SDS — Space Defense System
MLRS — Multiple Launch Rocket System (US)
CRAF — Comet Rendezvous/Asteroid Fly-by
PFL — Propulsion Field Laboratory
LCS — Launch Control System
NASM — National Air and Space Museum
MASDC — Military Aircraft Storage & Disposition Center
LLP — Launch and Landing Project
LRB — Liquid Rocket Booster
OAFTO — Orbiter Atmospheric Flight Test Office
OFI — Operational Flight Instituteumentation
OAA — Orbiter Access Arm
ERS — Earth Resources Satellite
PFCF — Payload Flight Control Facility
ASRM — Abort Solid Rocket Motor
FDRD — Flight Definition and Requirements Directive

WISE — Wide-Field Infrared Survey Explorer
SSA — Shuttle Simulation Aircraft
BNSC — British National Space Centre
IOF — Initial Operational Flight
LCC — Launch Control Complex
SUMS — Shuttle Upper Atmosphere Mass Spectrometer
ASCA — Advanced Satellite for Cosmology & Astrophysics
ASTER — Advanced Spaceborne Thermal Emission And Reflection Radiometer (EOS)
ASCS — Attitude Stabilization and Control System
MEP — Main Engine Propellant
ROSAT — Roentgen Satellite
NASDA — National Space Development Agency of Japan
SAL — Shuttle Avionics Laboratory
ASI — Augmented Spark Igniter
AEGRS — ASEAN Experts Group on Remote Sensing
EOI — Earth Orbit Insertion
LFV — Lunar Flying Vehicle
SIMS — Shuttle Inventory Management System
ROSA — Romanian Space Agency
LOD — Launch Operations Directorate
CSOC — Consolidated Space Operations Center
OV — Orbital Vehicle
FSS — Flight Support Structure
ACTS — Advanced Communication Technology Satellite
PAD — Propellant Acquisition Device
MODS — Military Orbital Development System
SML — Spacecraft Markup Language
PACS — Pointing and Attitude Control System
PFCS — Primary Flight Control System
PRM — Posigrade Rocket Motor
VHAA — Very High Altitude Abort
LDS — Launch Detection Satellite
LAGEOS — Laser Geodynamic Satellite
SSO — Space Shuttle Orbiter
EOAST — Earth-Oriented Applications and Space Technology
MMU — Manned Maneuvering Unit
CRRES — Combined Release and Radiation Effects Satellite
OMCF — Orbiter Maintenance & Checkout Facility
SPP — Simulation Planning Panel
AFSD — Air Force Space Division
LEV — Lunar Excursion Vehicle
ADFRF — Ames-Dryden Flight Research Facility
LBTP — Launch Base Test Plan
ASAT — Anti-Satellite (weapon or system)
CES — Conical Earth Sensor
SAD — Spacecraft Attitude Display
GSFC — Goddard Space Flight Center (Greenbelt, MD)
KN — KSC Notice
LPS — Launch Processing System
FOD — Flight Operations Directorate

ESRO — European Space Research Organisation
LLPO — Launch and Landing Project Office
CLSO — Contingency Landing Support Officer
LCCD — Launch Commit Criteria Document
LDIU — Launch Data Interface Unit
OFK — OPtical Flight Kit
FSS — Flight Systems Simulator
PATH — Postflight Attitude and Trajectory History
OPS — Orbiter Project Schedules
EEM — Earth Entry Module
MTPE — Mission To Planet Earth
DWS — Disaster Warning Satellite
HLLV — Heavy-Lift Launch Vehicle
SMB — Space Meteorology Branch
NSI — NASA Science Internet
ADS — Attitude Display System
SPOC — Shuttle Portable on-Board Computer
ELS — Eastern Launch Site
SPS — Satellite Power System
SLS — Secondary Landing Site
USA — United Space Alliance
JANNAF — Joint Army Navy NASA Air Force
KSSS — KSC Station Set Specification
FOB — Flight Operations Building
FSRR — Flight Software Readiness Review
RAPCON — radar approach and control
LETF — Launch Equipment Test Facility
OTB — Orbiting Tanker Base
AMOOS — Advanced Maneuvering Orbit-to-Orbit Shuttle
OAST — Office of Aeronautics & Space Technology
SESL — Space Environment Simulation Laboratory
MMS — Multimission Modular Spacecraft
LMSS — Lunar Mapping and Survey System
FTA — Flight Test Article
MEM — Meteoroid Exposure Module
ESTEC — European Space Research and Technology Centre
AVNIR — advanced visible and near-infrared radiometer
BMAG — Body-Mounted Attitude Gyro
CCRS — Canada Centre for Remote Sensing
AVCS — Attitude and Velocity Control System
ALSA — astronaut life support assembly
MAGSAT — Magnetometer Satellite
LCROSS — Lunar CRater Observation and Sensing Satellite
EORSAT — Electronic Ocean Reconstruction Satellite
VFT — Verification Flight Test
COMAS — Combined Orbital Maneuvering and Abort System
PUCS — Propellant Utilization Control System
PCIL — Pilot-Controlled Instituteument Landing
MSSTM — military space system technology model
SST — Spacecraft Systems Test

FRR — Flight Readiness Review
APM — Attached Pressurized Module (a.k.a. Columbus)
MT — Mission Trajectory
PSM — Propellant Storage Module
OTOS — Orbit-to-Orbit Stage
FR — Flight Rule
PDA — Propellant Drain Area
COSTAR — Corrective Optics Space Telescope Axial Replacement
AVISO — Archiving, Validation and Interpretation of Satellites Oceanographic data
CTS — communications technology satellite
MFPE — Mission from Planet Earth
MSOB — Manned Spacecraft Operations Building
EEU — Extravehicular Excursion Unit
AACS — Attitude & Articulation Control Subsystem
MSF — Manned Space Flight
FOP — Flight Operations Panel
LS — Launch Sequence
IUE — International Ultraviolet Explorer
DODSTP — Department of Defense Standard Satellite
OSCAR — Orbiting Satellite Carrying Amateur Radio
MPS — Materials Processing in Space
LSTE — Launch Site Transportation Equipment
LA — Launch Azimuth
SRMS — Shuttle Remote Manipulator System
NOSS — National Oceanic Satellite System
HFC — Hydraulic Flight Control
OPF — Orbiter Processing Facility
CES — Crew Escape System
LRV — Lunar Roving Vehicle
VLF — Vertical Launch Facility
ITMG — Integrated Thermal/Micrometeoroid Garment
FS — Flight System
LSA — launch services agreement
OMA — Orbiter Maintenance Area
FT — Flight Test
SFCS — Survival Flight Control System
ILS — Instituteument Landing System
DSS — Deep Space Station
NPD — NASA Policy Directive
FAT — Flight Attitude Table
FTS — Flight Termination System
BESS — Biomedical Experiment Scientific Satellite
NASAR — NASA Reference Publication
NASAS — NASA Special Publication
SPICE — Spacelab Payload Integration and Coordination in Europe
ATCA — attitude translation control assembly
MILSTAR — MILitary Strategic and Tactical Relay (US)
ASTD — Advanced Space Technology Division
XEUS — X-Ray Evolving Universe Spectroscopy Mission
IPACS — integrated power and attitude control system

CIRCE — Confusion-limited Infrared Cosmology Explorer
RDS — Rocketdyne Digital Simulator
NSO — NASA Support Operation
LOC — Launch Operations Complex
OTD — Orbiter Test Director
ITU — Infrared Telescope Unit
MS/MS — Material Science and Manufacturing in Space
SAEF — Spacecraft Assembly and Encapsulation Facility
NCOS — National Commission on Space
NSI — NASA Standard Initiator
SSTO — Single-Stage-to-Orbit
POEM — Polar-Orbiting Earth Mission
LRV — launch readiness verification
OAA — Orbiter Alternate Airfield
BESS — Biomedical Experiment Support Satellite
OST — Orbiter SuPport Trolley
SSPO — Space Shuttle Program Office
MVM — Mariner Venus/Mercury
ORT — Orbit Readiness Test
IRANSAT — Iranian Government Communications Satellite
KPD — KSC Program Directive
ISCCP — International Satellite Cloud Climatology Project
NASAL — NASA Circular Letter
NCC — NASA Communications Control
EGNOS — European Geostationary Navigation Overlay Service
ALFA — Air-Lubricated Free Attitude
NASAC — NASA Conference Publication
SOP — Spacelab OPportunity Payload
SPIF — Shuttle Payload Integration Facility
RORSAT — Radar Ocean Reconnaissance Satellite
EUTELSAT — European Telecommunications Satellite Organization
CDSF — Commercially Developed Space Facility
PSF — Propellant Servicing Facility
SMIRR — Shuttle Multispectral Infrared Radiometer
OSS — Office of Space Sciences
DSIS — Defense Satellite Information System
REM — Rocket Engine Module
TIFS — Total In-Flight Simulator
MEO — Mid Earth Orbit
SPIDPO — Shuttle Payload Integration and Development Program Office
FHST — fixed-head star tracker
ALSE — Astronaut Life Support Equipment
LSAH — Launch Site Accommodations Handbook
SSMEC — Space Shuttle Main Engine Controller
RATO — Rocket-Assisted TakeOff
PHASP — Physics and Astrophysics from Spacelab
CHIPS — Cosmic Hot Interstellar Plasma Spectrometer
OMRF — Orbiter Maintenance and Refurbishment Facility
FRFT — Flight Readiness Firing Test
SPIMS — Shuttle Program Information Management System

LSB — Launch Support Building
ATDRS — Advanced Tracking and Data Relay Satellite
SMCC — Shuttle Mission Control Center
MLP — mobile launch platform
PLSL — Propellants and Life Support Laboratory
SBNPB — Space-Based Neutral Particle Beam
FOSA — Flight Operations Support Annex
NPN — NASA Part Number
DADS — Dual Air Density Satellite
ESRIN — European Space Research Institute
POGO — Polar Orbiting Geophysical Observatory
SMG — Space Flight Meteorology Group
LSID — Launch Sequence and Interlock Document
FPR — Flight Performance Reserve
SPAS — Shuttle Pallet Satellite(German)
STICA — Space Technology Industrial and Commercial Applications
FOPS — Flight Operations Planning Schedule
LRF — Liquid Rocket Fuel
FMAHTS — Flight Manifest and Hardware Tracking System
SV — Shuttle Vehicle
CSCSAT — Commercial Synchronous Communication Satellite
MSX — Midcourse Space Experiment
TACSATCOM — Tactical Satellite Communications
CAS — Cooperative Application Satellite
JPOC — JSC Payload Operations Center
KPRD — KSC Program Requirements Document
HMF — Hypergolic Maintenance Facility
PSCL — Propellant Systems Cleaning Laboratory
FT — Flight Team
ESOC — European Space Operations Center
MSFP — Manned Space Flight Program
GPL — Goal Processing Language
OFP — Orbiter Flight Program
UMVF — Unmanned Vertical Flight
FTO — Flight Test Objective
SOPC — Shuttle Operations and Planning Center
FOST — Flight Operations SUPPOrt Team
SPRMD — Space Power Resources and Manufacturing Development
LUT — Launch Umbilical Tower
SSD — Spacecraft Software Divisionsion
MLC — Mobile Launcher Computer
FSAA — Flight Simulator for Advanced Aircraft
CFF — Columbus Free Flyer
OSSA — Office of Space Sciences and Applications
SEOS — Synchronous Earth Observation Satellite
SMVP — Shuttle Master Verification Plan
OFT — Orbital Flight Test
SPVW — Spaceview
MSVP — Master Shuttle Verification Plan
FOSP — Flight Operations Support Personnel

INMARSAT — International Maritime Satellite
MBAC — Marshall Booster Assembly Contractor
OSS — Orbiting Space Station
AFSSD — Air Force Space Systems Divisionsion
PTV — Pathfinder Test Vehicle
MPVA — Main Propellant Valve Actuator
IRR — Integral Rocket Ramjet
ARCOMSAT — Arab League communications satellite
LLO — Low Lunar Orbit
PVT — Pyrotechnic Verification Test
SODB — Shuttle Operational Data Book
FRRID — Flight Readiness Review Item DisPosition
OF — Orbital Flight
SPART — Space Research and Technology
OMRF — Orbiter Modification And Refurbishment Facility
HYPACE — Hybrid Programmable Attitude Control Electronics
SRB — Solid Rocket Boosters
PVA — Propellant Valve Actuator
RALPH — Reduction and Acquisition of Lunar Pulse Heights
EVM — Earth-viewing module
SPP — Solar Physics Payload
NASO — North American Space Operations
LON — Launch on Need
FMT — Flight Management Team
PVO — Pioneer Venus Orbiter
KBAC — Kennedy Booster Assembly Contractor
IFTS — In-Flight Test System
SOCAR — Shuttle Operational Capability Assessment Report
RV — Reentry Vehicle
CGRO — Compton Gamma-Ray Observatory
GOAL — Ground Operations Aerospace Language
EUROCOMSAT — European consortium communications satellite
ALDP — Advanced Launch Development Program
SLC — Space Launch Complex
PU — Propellant Unit
SRSS — Shuttle Range Safety System
SPADOC — Space Defense Operations Center
SPRBU — Space Research Bulgaria
STP — Space Technology Payload
NHB — NASA Handbook
OSCRS — orbital spacecraft consumables resupply system
SDLV — Shuttle-Derived Launch Vehicle
MSFN — Manned Space Flight Network
SAIL — Shuttle Avionics Integration Laboratory (JSC)
FQ — Flight Qualification
FVF — First Vertical Flight
MACS — Modular Attitude Control System
RSRM — Redesigned Solid Rocket Motor
RHS — Rocketdyne Hybrid Simulator
LPIF — Launch Package Integration Facility

LSSRC — Life Sciences Shuttle Research Centrifuge
L&L — Launch And Landing
SPMAR — Space Markets
ACP — Astronaut Control Panel
STF — Satellite Test Facility
EORC — Earth Observation Research Center
SCF — Spacecraft Control Facility
POGS — polar-orbiting geomagnetic survey
MVI — Microgravity Vestibular Investigation
EUSC — European Union Satellite Centre
FIRSSE — Far Infrared Sky Survey Experiment
EHOT — external hydrogen/oxygen tank
SFS — Shuttle Flight Status
NASCOM — NASA Communications System
STAR — Shuttle Turnaround Analysis Report
DSCS — Defense Support Communication Satellite
SOCC — Satellite Operations Control Center
FOIH — Flight Operations Integration Handbook
CEA — Center for EUV Astrophysics
ILC — Initial Launch Capability
FOE — Flight Operations Engineer
HSE — Heat Shield Entry
JERS — Japanese Earth Resources Satellite (JPOP)
LC — Launch Countdown
SSM/I — Special Sensor Microwave/Imager
FSS — Flight Support Station (for MMU)
SSMB — Space Shuttle Maintenance Baseline
ESIS — ESA Space Information Systems
SBL — Space-Based Laser
NESS — National Environmental Satellite Service (NOAA)
IAF — International Astronautical Federation
STP — Shuttle Technology Panel
SOARS — Shuttle Operation Automated Reporting System
ESTP — European Space Technology Platform
LSAP — Launch Sequence Applications Program
FTOH — Flight Test Operations Handbook
SB — Space Base
EDRS — European Data Relay Satellite
HFT — Horizontal Flight Test
FRF — Flight Readiness Firing
COROT — Convection Rotation and Planetary Transits
NCC — NASA class code
JSCM — JSC Manual
OPSS — Orbital Propellant Storage Subsystem
SPAD — Shuttle Payload Accommodation Document
OOS — orbit-to-orbit stage
NS — Nuclear Shuttle
MLF — MDM Launch Forward
SSTS — Space Surveillance and Tracking System
TALAR — tactical approach and landing radar

LES — Launch Equipment Shop
ELDO — European Launcher Development Organisation
FACC — Ford Aerospace and Communications Corporationration
FRD — Flight Requirements Document
EVA — Extravehicular Activity
SSBUV — shuttle solar backscatter ultraviolet (radiometer)
ASPOC — Active Spacecraft Potential Control
SABIR — space-based interceptor
SEWS — Satellite Early Warning System
FTC — Flight Test Conductor
GSS — Geosynchronous Space Station
EFP — ESA Furnished Property
SSMECA — Space Shuttle Main Engine Controller Assembly
SIE — Shuttle Interface Equipment
NSD — NASA standard detonator
OOS — orbit-to-orbit Shuttle
OPM — Outer Planet Mission
LDEC — Lunar Docking Events Controller
QRSL — quick-reaction space laboratory
SDR — Spacelab DisPosition Record (ESA)
LMSS — Land Mobile Satellite System
FSRS — Flight System Recording System
HFTS — Horizontal Flight Test Simulator
ESPC — European Space Power Conference
OCH — Orbiter Common Hardware
DVB-S — Digital Video Broadcasting-Satellite
SLCSAT — submarine laser communications satellite
SFSS — Satellite Field Service Station
LSOC — Lockheed Space Operations Company
FOS — Flight Operations Support
FOF — First Operational Flight
SCDR — Shuttle Critical Design Review
FSIWG — Flight System Interface Working Group
ESABU — European Space Agency Bulletin
OPI — Orbiter Payload Interrogator
SIP — strain isolation pad
MILA — Merritt Island Launch Area
OFTDS — Orbital Flight Test Data System
MLV — Medium Lift Vehicle
SPA — Space Processing Application
LASS — large-amplitude space simulator
NAVSAT — Navigation Satellite
PLS — Propellant Loading System
MRSR — Mars Rover Sample Return
IFOT — In-Flight Operations And Training
OSTDS — Office of Space Tracking and Data Systems (NASA)
PMD — PROPELLANT MANAGEMENT DEVICE
ASCO — Arab Satellite Communications Organization
PSIG — Propulsion Systems Integration Group
VFI — Verification Flight Instituteumentation

ORU — Orbital Replacement Unit
FPSR — Flight Planning and Stowage Review
SIS — Shuttle Interface Simulator
STC — Spacecraft Test Conductor
SMD — Spacelab Mission Development
OTV — Orbital Transfer Vehicle
ERS — European Remote Sensing Satellite System
LEM — Launch Escape Monitor
LCA — Launch Control Amplifier
JAXA — Japan Aerospace Exploration System
LWD — Launch Window Display
FOPG — Flight Operations Planning Group
OIA — Orbiter Interface Adapter
CIRRIS — Cryogenic InfraRed Radiance Instituteument for Shuttle
FOSO — Flight Operations Scheduling Officer
OGMT — Orbiter Greenwich Mean Time
NPS — NASA Planning Studies
INTELSAT — International Telecommunications Satellite
MPS — Material Processing Satellite
SAMTEC — Space and Missile Test Center
KMI — KSC Management Instituteuction
SPPIL — Shuttle Preferred Pyrotechnic Items List
ISSRT — Israel Space Research and Technology Information Bulletin
MEM — Mars Excursion Module
PHP — Planetary Horizontal Platform
DSSC — Deep Space Station Complex
OMR — Orbiter Management Review
HMCF — Hypergolic Maintenance and Checkout Facility
OPO — Orbiter Project Office
MEV — Mars Excursion Vehicle
SSTC — Space Shuttle Test Conductor
IVSI — Institutentaneous Vertical Speed Indicator
OTC — Orbiter Test Conductor
EUMETSAT — European Meterological Satellite
ILRV — Integral Launch and Reentry Vehicle
OFS — Orbiter Functional Simulator
HFTF — Horizontal Flight Test Facility
OCF — Orbiter Computational Facilities
SNPO — Space Nuclear Propulsion Office
NERVA — Nuclear Engine for Rocket Vehicle Application
SIT — Shuttle Interface Test
SOT — Solar Optical Telescope
LOA — Launch Operations Area
NSTL — National Space Technology Laboratories (NASA)
FSL — Flight Simulation Laboratory
PSV — Planetary Space Vehicle
FQR — Flight Qualification Recorder
RCS — Reentry Control System
CYSF — Cape York Space Facility
SIMS — Shuttle Imaging Microwave System

PVA — Preburner Valve Actuator
HFCT — Hydraulic Flight Control Test
LMSC — Lockheed Missiles and Space Corporationration
OSTA — Office of Space and Terrestrial Applications (US NASA; now OAST)
SDP — Shuttle Data Processor
OSTO — Office of Space Transportation Operations
EROS — Earth Resources Observations System
SEPAP — Shuttle Electrical Power Analysis Program
PFTA — Payload Flight Test Article
LM&SS — Lunar Mapping and Scientific Survey
SSEOS — Space Shuttle Engineering and Operations Support
FTRD — Flight Test Requirements Document
FTR — Flight Test Requirement
PRTLS — Powered Return to Launch Site
IACS — Inertial Attitude Control System
SERB — Shuttle Engineering Review Board
TTA — Time to Apogee
SSPM — Space Shuttle Program Manager
LPD — Launch Procedure Document
HEO — High Earth Orbit
SCAN — Shuttle Connector Analysis Network
MILCOMSAT — Military Communications Satellite
PQGS — Propellant Quantity Gauging System
FTS — Flight Test Station
OES — Orbiter Emergency Site
FSE — Flight Simulation Engineer
RIAPS — Remote Infrared Atmospheric Profiling System
SSPRO — Space Shuttle Program Resident Office
ORD — Orbital Requirements Document
FQI — Flight Qualification Instituteumentation
SFO — Space Flight Operations
SRD — Shuttle Requirements Document
OCTW — Optical Communications Through The Shuttle Window
NPSS — NASA Packet Switching System
OMS — orbital maneuvering system
PAMELA — Payload for Antimatter Matter Exploration and Light-nuclei Astrophysics
OCDR — Orbiter Critical Design Review
SLF — Shuttle Landing Facility (OLF)
LA — Launch Area
SEMS — Space Environment Monitor System
ODF — Orbit Determination Facility
NASTRAN — NASA Structural Analysis Program
ISBRV — International Space Business Review
SSPP — Space Station Program Participant
SRR — Shuttle Requirements Review
FSS — flight support system
SGC — Stabilized Ground Cloud
IFM — Inflight Maintenance
IFT — in-flight test
FOV — First Orbital Vehicle

OMET — Orbiter Mission Elapsed Time
OPLF — Orbiter Processing and Landing Facility
OEAS — Orbital Emergency Arresting System
OSTS — Office of Space Transportation Systems
SRAG — Space Radiation Analysis Group
OAO — Orbital Astronomical Observatory
SAD — Shuttle Authorized Document
NTD — NASA test director
OSC — Orbital Sciences Corporationration
NTSO — NASA Test Support Office
SPN — Shuttle Project Notice (KSC)
SFOF — Space Flight Operations Facility
OIVS — Orbiter Interface Verification Set
MAPS — Measurement of Air Pollution from Satellites
NDGPS — Nationwide Differential Global Positioning System
NEEDS — NASA end-to-end data system
FPD — Flight Projects Directorate
NUSTAR — Nuclear Spectroscopic Telescope Array
SPS — Shuttle Procedures Simulator
SEF — Space Environmental Facility
SOR — Stable Orbit Rendezvous
STS — Shuttle Test Station
IFA — In-Flight Analysis
NMI — NASA Management Instituteuction
SL — Space Launch
FTS — Flight Test System
FSRR — Flight System Readiness Review
FRT — Flight Readiness Test
OSTP — Orbiting System Test Plan
SP — Solid Propellant
SBKKV — Space-Based Kinetic Kill Vehicle
SEPS — Solar Electric Propulsion System
NTS — Navigation Technology Satellite
LCE — Launch Complex Engineer
LCE — Launch Complex Equipment
SAB — Spacecraft Assembly Building
OME — Orbiter Main Engine
QTV — Qualification Test Vehicle
SSPPSG — Space Shuttle Payload Planning Steering Group
OSDH — Orbiter System Definition Handbook
IRBS — Intermediate-Range Booster System
STL — Space Technology Laboratories
OAMS — orbital attitude and maneuvering system
SPC — Shuttle Processing Contract
SECS — Shuttle Events Control Subsystem
SANS — Stellar Autonomous Navigation System
SDD — Shuttle Design Directive
OARE — Orbital Acceleration Research Experiment
GLOMR — Global Low-Orbiting Message Relay
OLSP — Orbiter Logistics Support Plan

SMES — Shuttle Mission Engineering Simulator
RAI — Roll Attitude Indicator
OIC — Orbital Integrated Checkout
OOS — on-orbit station
LS — Launch Site
KOI — KSC Operation Instituteuction
ILA — Instituteument Landing Approach
LOC — launch operations center
SARP — Shuttle Astronaut Recruitment Program
SPIRE — Spectral Infrared Rocket Experiment
OOSDP — on-orbit station distribution panel
SM — Shuttle Management (KSC)
LSS — Large Space Structure
FMOFEV — First Manned Orbital Flight With EVA
HPPF — Horizontal Payloads Processing Facility
SRT — Shuttle Requirements Traceability
FOP — flight operations plan
SAMS — Space Acceleration Measurement System
NOES — National Operational Environmental Satellite Serv.
SSPDA — Space Shuttle Payload Data Activity
HFS — Horizontal Flight Simulator
SPPOL — Space Policy
SIS — Shuttle Information System
SPADS — Shuttle Problem Analysis Data System
OPIS — Orbiter Prime Item Specification
SBS — Scientific Business Satellite
MO — Manned Orbiter
SSRMS — Space Station Remote Manipulator System
RREA — Rendezvous Radar Electronics Assembly
SPAH — Spacelab Payload Accommodations Handbook
FOF — First Orbital Flight
RREU — Rendezvous Radar Electronics Unit
SCS — Spacecraft Control System
OI — Orbiter Instituteumentation
SPF — Spacelab Processing Facility
SATS — Small Applications Technology Satellite
SRD — Shuttle Requirements Definition
SATAF — Shuttle Activation Task Force
SERS — Shuttle Equipment Record System
NRALT — NASA radar altimeter
SMVRD — Shuttle Master Verification Requirements Document
PTCS — Propellant Tanking Computer System
SPIRIT — Spatial Infrared Telescope
SPAN — Spacecraft Analysis
STACC — Standard Telemetry And Communications Component
SEPAR — Shuttle Electrical Power Analysis Report
PUV — Propellant Utilization Valve
ONBT — Orbiter Neutral Buoyancy Trainer
SDM — Shuttle Data Management
OIS — Orbiter Instituteumentation Systems

SPARS — Space Precision Attitude Reference System
STADAN — Satellite Tracking And Data Acquisition Network
OI — Orbiter Insertion
SVA&C — Shuttle Vehicle Assembly And Checkout
SSA — Space Suit Assembly
SID — Shuttle Integration Device
STDN — Spacecraft Tracking and Data Network
SIMAS — Shuttle Information Management Accountability System
SPII — Shuttle Program Implementation Instituteuction
SO — Space Operations
SSPD — Shuttle System Payload Definition (Study)
SODS — Skylab Orbit-Deorbit System
IOBM — In Ocean By Mistake
OLOW — orbiter lift-off weight
SBDEWSIM — space-based, directed-energy weapon simulation
NPC — NASA publication control
STME — Space Transportation Main Engine
GDA — General Dynamics Astronautics
SPADCCS — Space Defense Command and Control System
SBI — Space-Based Interceptor
SBKEWS — space-based kinetic-energy weapon system
SSIBD — Shuttle System Interface Block Diagram
SESC — Shuttle Events Sequential Control
SBKKVWS — space-based kinetic kill vehicle weapon system
SRF — Shuttle Refurbishment Facility
SBSS — Space-Based Surveillance System
SPADATS — Space Defense Acquisition and Tracking System
SOMS — Shuttle Orbiter Medical System
SRU — Space Replaceable Unit
SSPF — Space Station Processing Facility
SODS — Shuttle Operational Data System
OPPAR — orbiter project parts authorization request
IMP — Inflatable Micrometeoroid Paraglider
PMC — Permanently Manned Capability (of Space Station)
HF — Horizontal Flight
SAMP — Shuttle Automated Mass Properties
SSC — Shuttle System Contractor
FTIS — Flight Test Instituteumentation System
SMS — Solar Maximum Satellite
FV — Flight Version
NRDS — Nuclear Rocket Development Station
SDE — Space Divisionsion Evaluator
SBS — Skylab Boost System
SSPD — Shuttle System Payload Data
SSITP — Shuttle System Integrated Test Plan
SSCC — Space Station Control Center
SSSS — Space Shuttle System Specification
SSFL — Santa Susana Field Laboratory
GEOSEPS — Geosynchronous Solar Electric Propulsion Stage
STADAN — Space Tracking and Data Acquisition Network

SSPE — SPACE STATION PROGRAM ELEMENT
NSIF — Near-Space Instituteumentation Facility
SSPGSE — Space Shuttle Program Ground Support Equipment
SBKEW — space-based kinetic-energy weapon
SIT — Shuttle Integrated Test
SEADS — Shuttle Entry Air Data Sensor
SPICE — Survey Probe Infrared Celestial Experiment
SNSO — Space Nuclear SYstems Office
SFOM — Shuttle Flight Operations Manual
SDSS — Space Divisionsion Shuttle Simulator
PUGS — propellant utilization and gauging system
SS — Space Segment
SSPD — Shuttle System Payload Description
OIT — orbiter integration test
SBDEW — space-based, directed-energy weapon
SAM — Shuttle Activation Monitor
SSWP — Space Station Work Package
SMSCC — Shuttle Mission Simulator Computer Complex
HOTOL — Horizontal Takeoff and Landing Launcher
SSFGSS — Space Shuttle Flight and Ground System Specification
ILAS — Instituteument Landing Approach System
SSCB — Space Station Control Board
SBLIP — Space-Based Laser Intercept Program
PLPS — Propellant Loading and Pressurization System
SPADE — Space Acquisition Defense Experiment
SOCH — Spacelab Orbiter Common Hardware
SSCSP — Space Shuttle Crew Safety Panel
SUMC — Space Ultrareliable Modular Computer
SES — Shuttle engineering simulator
SSDS — Space Station Data System
SDCOC — Space Defense Command Operations Center
SOAR — Shuttle Orbital Applications and Requirements
SSCL — Shuttle System Commonality List
SSTF — Space Station Training Facility
GNCFTS — Guidance, Navigation and Control Flight Test Station
SEM — space environment monitoring
PSDE — Payload and Spacecraft Development and Experimentation
SSSC — Space Station Support Center
STBE — Space Transportation Booster Engine
SVB — Shuttle Vehicle Booster
SVAB — Shuttle Vehicle Assembly Building
SAM — Shuttle Attachment ManiPulator
SVB — Space Vehicle Booster
SDCCC — Space Defense Command Communication Center
SSPS — Solar Satellite Power Station
SSLV — Standard Small Launch Vehicle
SSCHS — Space Shuttle Cargo Handling System
SOIS — Spacelab/orbiter interface simulator
SD — Space Divisionsion
SSUSP — Spinning Solid Upper Stage Project

SSFP — Space Station Freedom Program
STATS — star tracker alignment test set
LOD — Launch Operations Divisionsion
HRSC — High Resolution Stereo Camera
SSIS — Space Station Information System
SO/SI — space operations and scientific investigation
GSTDN — Ground Spacecraft Tracking and Data Network
ST — Spacelab Technology
STAG — Shuttle Turnaround AnalYsis Group
SSPS — Space Shuttle Program Schedule
IMS — Interplanetary Monitor Satellite
TDRSS — Tracking and Data Relay Satellite System
FMOF — First Manned Orbital Flight
SRBDF — SRB Disassembly Facility
SSPDS — Space Shuttle Payload Data Study
SSE — Space shuttle engine
SSAT — SPace Shuttle Access Tower (now FSS)
SIRTF — Shuttle InfraRed Telescope Facility
SSUS — Spinning Solid Upper Stage
SSIP — Shuttle Student Involvement Project
SSST — Space Station System Trainer
SVO — Space Vehicle Operations (KSC Dir.)
UNOOSA — United Nations Office for Outer Space Affairs
SSP — Subsolar Point
SSPC — Spacelab Stored Program Command
SS — Shuttle System
SRBAB — SRB Assembly Building
SSOP — Space Systems Operating Procedure(s)
SS&A — Space Systems And Applications
SSS — Spinning Sun Sensor
SST — Space Surveillance and Tracking
TEA — Torque Equilibrium Attitude
TGS — Telemetry Ground Station
SVAC — Shuttle Vehicle Assembly And Checkout (Facility)
TTC — Telemetry Telecommand and Control
WSMCR — Western Space and Missile Center Regulation
TIROS — Television InfraRed Observation Satellite (POES)
UARS — Upper Atmosphere Research Satellite (NASA)
WCSAR — Wisconsin Center for Space Automation and Robotics
TTP — Time to Perigee
TDRS — Tracking and Data Relay Satellites
VTS — Vandenberg Tracking Station (AFSCN)
TMR — TOPEX Microwave Radiometer (EOS)
TT&C — Tracking, Telemetry, and Command
WSMC — Western Space and Missile Center
TGS — Telemetry Ground System
UPS — Upright Perigee Stage
SW — Solar Wing
TT&C — Telemetry, Tracking and Communications
ULV — Unmanned Launch Vehicle

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

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