| Acronym | Sense | Language | Topics |
|---|---|---|---|
| SSEOS | Space Shuttle Engineering and Operations Support | In English | → Astronautics |
| SSEOS | Space Station External Operations Simulator | In English | → Astronautics |
| SSETI | Student Space Exploration and Technology Initiative | In English | → Astronautics → Specialized or polytechnical colleges → Higher education, universities |
| SSF | Space Station Freedom | In English | → Astronautics |
| SSFCS | Space Shuttle Flight Control System | In English | → Astronautics |
| SSFGSS | Space Shuttle Flight and Ground System Specification | In English | → Astronautics |
| SSFL | Santa Susana Field Laboratory | In English | → Research institutes → Astronautics |
| SSFN | Space Station Flight Network | In English | → Astronautics |
| SSFP | Space Station Freedom Program | In English | → Astronautics |
| SSFS | Space Shuttle Functional Simulation | In English | → Astronautics |
| SSGDAC | Space Station Guidance, Dynamics, And Control | In English | → Astronautics |
| SSHA | Shuttle System Hazard Analysis | In English | → Astronautics |
| SSI | Space Segment Integration | In English | → Astronautics |
| SSIBD | Shuttle System Interface Block Diagram | In English | → Human-computer interaction → Astronautics |
| SSIP | Shuttle Student Involvement Project | In English | → Specialized or polytechnical colleges → Higher education, universities → Astronautics |
| SSIS | Space Station Information System | In English | → Knowledge management → Astronautics |
| SSITP | Shuttle System Integrated Test Plan | In English | → Astronautics |
| SSLV | Standard Small Launch Vehicle | In English | → Astronautics |
| SSM | Satellite Survivability Model | In English | → Astronautics |
| SSM | Spacecraft System Monitor | In English | → Human-computer interaction → Astronautics |
| SSM/I | Special Sensor Microwave/Imager (www.ssmi.com) | In English | → Astronautics → Earth sciences |
| SSMB | Space Shuttle Maintenance Baseline | In English | → Maintenance and logistics → Astronautics |
| SSMC | Space Shuttle MIssion Control | In English | → Astronautics |
| SSME | Space Shuttle Main Engine | In English | → Astronautics |
| SSMEC | Space Shuttle Main Engine Controller | In English | → Astronautics |
| SSMECA | Space Shuttle Main Engine Controller Assembly | In English | → Astronautics |
| SSMTF | Space Station Man-Systems Training Facility | In English | → Education → Astronautics |
| SSMTF | Space Station Mockup and Trainer Facility | In English | → Astronautics |
| SSO | Space Shuttle Orbiter | In English | → Astronautics |
| SSODB | Space Station Operational Data Book | In English | → Astronautics |
| SSOP | Space Systems Operating Procedure | In English | → Astronautics |
| SSP | Small Sortie Payload | In English | → Astronautics |
| SSP | Space Shuttle Program | In English | → Astronautics |
| SSP | Space Station Program | In English | → Astronautics |
| SSP | Subsolar Point | In English | → Astronomy → Astronautics |
| SSPC | Spacelab Stored Program Command | In English | → Astronautics |
| SSPD | Shuttle System Payload Data | In English | → Astronautics |
| SSPD | Shuttle System Payload Definition | In English | → Astronautics |
| SSPD | Shuttle System Payload Description | In English | → Astronautics |
| SSPDA | Space Shuttle Payload Data Activity | In English | → Astronautics |
| SSPDS | Space Shuttle Payload Data Study | In English | → Astronautics |
| SSPE | Space Station Program Element | In English | → Astronautics |
| SSPF | Sortie Software Production Facility | In English | → Astronautics |
| SSPF | Space Shuttle Programming Facility | In English | → Software → Astronautics |
| SSPF | Space Station Processing Facility | In English | → Astronautics |
| SSPFA | Space Shuttle Program Flight Assignment | In English | → Astronautics |
| SSPGSE | Space Shuttle Program Ground Support Equipment | In English | → Astronautics |
| SSPII | Space Shuttle Program Implementing Instruction | In English | → Astronautics |
| SSPM | Space Shuttle Program Manager | In English | → Management → Astronautics |
| SSPO | Space Shuttle Program Office | In English | → Astronautics |
| SSPO | Space Station Projects Office | In English | → Astronautics |
| SSPP | Space Station Program Participant | In English | → Astronautics |
| SSPPSG | Space Shuttle PAyload Planning Steering Group | In English | → Management → Astronautics |
| SSPRO | Space Shuttle Program Resident Office | In English | → Astronautics |
| SSPS | Solar Satellite Power Station | In English | → Energy economics → Astronautics |
| SSPS | Space Shuttle Program Schedule | In English | → Astronautics |
| SSRIMp | Space Station Resource Impact Model | In English | → Astronautics |
| SSRMS | Space Station Remote Manipulator System | In English | → Astronautics |
| SSROP | Space Station Resource Optimization Program | In English | → Astronautics |
| SSS | Space Shuttle Segment | In English | → Astronautics |
| SSS | Spacecraft Software System | In English | → Software → Astronautics |
| SSS | Spinning Sun Sensor | In English | → Astronomy → Astronautics |
| SSSC | Space Station Support Center | In English | → Astronautics |
| SSSS | Space Shuttle System Specification | In English | → Astronautics |
| SSSSR | Space Shuttle System Safety Review | In English | → Accidents, risks, safety → Astronautics |
| SSST | Space Station System Trainer | In English | → Astronautics |
| SST | Supersonic Transport | In English | → Aeronautics, aircraft |
| SST | Shuttle System Test | In English | → Astronautics |
| SST | Space Surveillance and Tracking | In English | → Astronomy → Astronautics |
| SST | Spacecraft Systems Test | In English | → Astronautics |
| SSTC | Space Shuttle Test Conductor | In English | → Astronautics |
| SSTCLS | Space Shuttle Test, Checkout, and Launch Support | In English | → Astronautics |
| SSTF | Space Station Training Facility | In English | → Education → Astronautics |
| SSTO | Single Stage To Orbit | In English | → Astronautics |
| SSTS | Satellite Surveillance and Tracking System | In English | → Astronautics |
| SSTS | Space Surveillance and Tracking System | In English | → Astronautics |
| SSTS | Space-Based Surveillance and Tracking System | In English | → Astronautics |
| SSUS | Spinning Solid Upper Stage | In English | → Astronautics |
| SSUSA | SSUS for Atlas-centaur-class spacecraft | In English | → Astronautics |
| SSUSD | SSUS for Delta-class spacecraft | In English | → Astronautics |
| SSUSP | Spinning Solid Upper Stage Project | In English | → Astronautics |
| SSV | Space Shuttle Vehicle | In English | → Astronautics |
| SSV | Space Sortie Vehicle | In English | → Astronautics |
| SSWG | Shuttle Security Working Group | In English | → Astronautics |
| SSWP | Space Station Work Package | In English | → Astronautics |
| ST | Star Tracker | In English | → Astronomy → Astronautics |
| ST | Space Telescope | In English | → Astronomy → Astronautics |
| ST | Spacelab Technology | In English | → Astronautics |
| STA | Shuttle Training Aircraft | In English | → Education → Aeronautics, aircraft → Astronautics |
| STACC | Standard Telemetry And Communications Component | In English | → Astronomy → Astronautics → Telecommunications |
| STADAN | Satellite Tracking And Data Acquisition Network | In English | → Data → Astronautics |
| STADAN | Space Tracking And Data Acquisition Network | In English | → Data → Astronautics |
| STAG | Shuttle Turnaround Analysis Group | In English | → Astronautics |
| STAR | Shuttle Turnaround Analysis Report | In English | → Astronautics |
| STAR | Space Transportation Automated Reconfiguration | In English | → Astronautics |
| STAR | Standard Terminal Arrival Route | In English | → Transport by air → Aeronautics, aircraft |
| STARS | Space Transportation Automated Reconfiguration System | In English | → Astronautics |
| STAS | Space Transportation Architecture Study | In English | → Astronautics |
| STATS | Star Tracker Alignment Test Set | In English | → Astronomy → Astronautics |
| STBE | Space Transportation Booster Engine | In English | → Astronautics |
| STC | Satellite Test Center | In English | → Astronautics |
| STC | Satellite TRacking Center | In English | → Astronautics |
| STC | Shuttle Test Conductor | In English | → Astronautics |
| STC | Space Technology Center | In English | → Astronautics |
| STC | Spacecraft Test Conductor | In English | → Astronautics |
| STD | Shuttle Test Detector | In English | → Astronautics |
| STD | Spacecraft Technology Division | In English | → Astronautics |
| STDN | Spacecraft Tracking and Data Network | In English | → Data → Networks, communication → Astronautics |
| STEP | Space Test Experiments Platform | In English | → Astronautics |
| STF | Satellite Test Facility | In English | → Astronautics |
| STG | Shuttle Test Group | In English | → Astronautics |
| STG | Space Task Group | In English | → Astronautics |
| STIC | Space Test Integration Contract | In English | → Astronautics |
| STICA | Space Technology Industrial and Commercial Applications | In English | → Serial publications, periodicals → Astronomy → Astronautics |
| STL | Space Technology Laboratories | In English | → Research institutes → Astronautics |
| STME | Space Transportation Main Engine | In English | → Astronautics |
| STOL | Short Takeoff and Landing | In English | → Aeronautics, aircraft → Astronautics |
| STOL | Short Take Off and Landing | In English | → Aeronautics, aircraft → Transport by air |
| STP | Satellite Test Program | In English | → Astronautics |
| STP | Shuttle Technology Panel | In English | → Astronautics |
| STP | Space Technology Payload | In English | → Astronautics |
| STP | Space Test Program | In English | → Astronautics |
| STS | Space Transportation System | In English | → Astronautics |
| STS | Shuttle Test Station | In English | → Astronautics |
| STSAM | Space Transportation System Analysis Model | In English | → Astronautics |
| STSOC | Space Transportation System Operations Contract | In English | → Astronautics |
| STSOPO | Space Transportation System Operations Program Office | In English | → Astronautics |
| STSYM | Space Transportation System Model | In English | → Astronautics |
| SUMC | Space Ultrareliable Modular Computer | In English | → Computer hardware → Astronautics |
| SUMS | Shuttle Upper Atmosphere Mass Spectrometer | In English | → Astronomy → Analytical chemistry → Astronautics |
| SURE | Shuttle Users' Review and Evaluation | In English | → Astronautics |
| SURTEX | Shuttle-Released Target Experiment | In English | → Astronautics |
| SURTEX | Shuttle-Released Technology Experiment | In English | → Astronautics |
| SV | Shuttle Vehicle | In English | → Astronautics |
| SV | Space Vehicle | In English | → Astronautics |
| SVA&C | Shuttle Vehicle Assembly and Checkout | In English | → Astronautics |
| SVAB | Shuttle Vehicle Assembly Building | In English | → Astronautics |
| SVAC | Shuttle Vehicle Assembly and Checkout | In English | → Astronautics |
| SVB | Shuttle Vehicle Booster | In English | → Astronautics |
| SVB | Space Vehicle Booster | In English | → Astronautics |
| SVC | Spacecraft Vehicle Contractor | In English | → Astronautics |
| SVCDS | Space Vehicle Computer Design System | In English | → Computer hardware → Astronautics |
| SVCDS | Space Vehicle Control/Display Simulation | In English | → Human-computer interaction → Astronautics |
| SVCMU | Space Vehicle Control and Monitor Unit | In English | → 0054 → Astronautics |
| SVDS | Space Vehicle Dynamics Simulation | In English | → Astronautics |
| SVDT | Space Vehicle Development Team | In English | → Astronautics |
| SVE | Space Vehicle Equipment | In English | → Astronautics |
| SVIU | Space Vehicle Interface Unit | In English | → Astronautics |
| SVO | Space Vehicle Operations | In English | → Astronautics |
| SVOD | Space Vehicle Operations Director | In English | → Astronautics |
| SVR | Space Vehicle Requirement | In English | → Astronautics |
| SVS | Shuttle Vehicle Simulator | In English | → Astronautics |
| SVS | Space Vehicle System | In English | → Astronautics |
| SVT | Space Vehicle Test | In English | → Astronautics |
| SW | Solar Wing | In English | → Astronautics |
| SWAS | Submillimeter Wave Astronomy Satellite | In English | → Astronautics → Astronomy |
| SWC | Space Warfare Center | In English | → Research institutes → Astronautics → Military engineering |
| SWPA | Shuttle Wing Panel Analysis | In English | → Astronautics |
| SWT | Supersonic Wind Tunnel | In English | → Aeronautics, aircraft |
| SYNAMEC | Synthesis Tool for Aeronautical Mechanisms Design | In English | → Aeronautics, aircraft |
| SYNCOMECS | SYNthesis of Aeronautical COmpliant MEChanical Systems | In English | → Mechanical engineering → Aeronautics, aircraft |
| TAB | Time After Burst | In English | → Astronautics |
| TACAN | Tactical Air Control and Navigation | In English | → Aeronautics, aircraft → Transport and postal services |
| TACAN | Tactical Air Navigation | In English | → Aeronautics, aircraft → Transport and postal services |
| TACANS | Tactical Air Control And Navigation System | In English | → Aeronautics, aircraft → Transport and postal services |
| TACC | Tactical Air Control Center | In English | → Aeronautics, aircraft → Transport and postal services |
| TACSATCOM | Tactical Satellite Communications | In English | → Telecommunications → Military engineering → Astronautics |
| TAEMm | Tokyo Metropolitan College Aeronautical Engineering Memoirs | In English | → Serial publications, periodicals → Aeronautics, aircraft |
| TAL | Transoceanic Abort Landing | In English | → Astronautics |
| TAL | Transatlantic Abort Landing | In English | → Astronautics |
| TAL | Transatlantic Landing | In English | → Aeronautics, aircraft → Astronautics |
| TALAR | Tactical Approach and Landing Radar | In English | → Aeronautics, aircraft → Astronautics |
| TALO | Time After Lift-Off | In English | → Astronautics |
| TAUVEX | Tel Aviv University Ultraviolet Explorer | In English | → Astronautics → Astronomy |
| TBC | The Boeing Company | In English | → Astronautics |
| TCM | Trajectory Control Maneuver | In English | → Astronautics |
| TDRS | Tracking and Data Relay Satellite | In English | → Astronautics |
| TDRSS | Tracking and Data Relay Satellite System | In English | → Astronautics |
| TDS | Technology Demonstration Satellite | In English | → Astronautics |
| TEA | Torque Equilibrium Attitude | In English | → Astronautics |
| TET | Trajectory Events Time Line | In English | → Astronautics |
| TETRA | Terminal Tracking Telescope | In English | → Astronautics |
| TFCS | Triplex Flight Control Subsystem | In English | → Astronautics |
| TFI | Technology Flight Instrumentation | In English | → Aeronautics, aircraft → Astronautics |
| TFI | Time From Ignition | In English | → Astronautics |
| TFL | Time From Launch | In English | → Astronautics |
| TFS | Telemetry Format Selection | In English | → Astronautics |
| TGS | Telemetry Ground Station | In English | → Astronautics |
| TGS | Telemetry Ground System | In English | → Astronautics |
| TGSE | Telemetry Ground Support Equipment | In English | → Astronautics |
| THEMIS | Time History of Events and Macroscale Interactions during Sunstorms | In English | → Astronomy → Astronautics |
| TIFDL | TOPEX Interfacility Data Link | In English | → Astronautics |
| TIFS | Total In-Flight Simulator | In English | → Aeronautics, aircraft → Astronautics |
| TIG | Time of/until Ignition | In English | → Astronautics |
| TIO | Target Insertion Orbit | In English | → Astronautics |
| TIP | Target Instrument Payload | In English | → Astronautics |
| TIPS | Thruster Instability Protection System | In English | → Astronautics |
| TIR | Terminal Imaging Radar | In English | → Geodesy, cartography → Astronautics |
| TIROS | Television Infrared Observation Satellite | In English | → Astronautics → Telecommunications |
| TKSC | Tsukuba Space Center | In English | → Astronomy → Astronautics |