| Acronym | Sense | Language | Topics |
|---|---|---|---|
| SPA | Small-Payload Accommodations | In English | → Astronautics |
| SPA | Space Processing Application | In English | → Astronautics |
| SPA | Steering Position Amplifier | In English | |
| SPACE | Spacecraft Prelaunch Automatic Checkout Equipment | In English | → Astronautics |
| SPAD | Shuttle Payload Accommodation Document | In English | → Astronautics |
| SPADATS | Space Defense Acquisition and Tracking System | In English | → Military engineering → Astronautics |
| SPADCCS | Space Defense Command and Control System | In English | → Military engineering → Astronautics |
| SPADE | Space Acquisition Defense Experiment | In English | → Military engineering → Astronautics |
| SPADOC | Space Defense Operations Center | In English | → Military engineering → Astronautics |
| SPADS | Shuttle Problem Analysis Data System | In English | → Astronautics |
| SPAH | Spacelab Payload Accommodations Handbook | In English | → Astronautics |
| SPAN | Spacecraft Analysis | In English | → Astronautics |
| SPAR | Shuttle Pointed Autonomous Research | In English | → Astronautics |
| SPARS | Space Precision Attitude Reference System | In English | → Astronautics |
| SPART | Space Research And Technology | In English | → Astronomy → Astronautics |
| SPARTAN | Shuttle Pointed Autonomous Research Tool for Astronomy | In English | → Astronomy → Astronautics |
| SPAS | Space Pallet Satellite | In English | → Astronautics |
| SPAS | Shuttle Pallet Applications System | In English | → Astronautics |
| SPAS | Shuttle Pallet Satellite | In English | → Astronautics |
| SPAT | Satellite Performance Analysis Team | In English | → Astronautics |
| SPAT | Small-Payload Accommodation Terminal | In English | → Astronautics |
| SPC | Shuttle Processing Contract(or) | In English | → Astronautics |
| SPDS | Stabilized Payload Deployment System | In English | → Astronautics |
| SPF | Spacelab Processing Facility | In English | → Astronautics |
| SpFl | Spaceflight | In English | → Serial publications, periodicals → Astronautics |
| SPGAI | Surface Position Gimbal Angle Indicator | In English | → Astronautics |
| SPICE | Shuttle Payload Integration Cargo Evaluation | In English | → Astronautics |
| SPICE | Spacelab Payload Integration and Coordination in Europe | In English | → Astronautics |
| SPICE | Survey Probe Infrared Celestial Experiment | In English | → Astronomy → Astronautics |
| SPICE | Survey Program of Infrared Celestial Experiments | In English | → Astronomy → Astronautics |
| SPIDPO | Shuttle Payload Integration and Development Program Office | In English | → Astronautics |
| SPIDS | Stabilized Payload Interface Deployment System | In English | → Astronautics |
| SPIF | Shuttle Payload Integration Facility | In English | → Astronautics |
| SPIF | Shuttle Processing Interface Facility | In English | → Astronautics |
| SPIF | Standard Payload Interface | In English | → Astronautics |
| SPII | Shuttle Program Implementation Instruction | In English | → Astronautics |
| SPIMS | Shuttle Program Information Management System | In English | → Knowledge management → Astronautics |
| SPIRE | Spectral Infrared Rocket Experiment | In English | → Astronomy → Astronautics |
| SPIRIT | Spatial Infrared Telescope | In English | → Astronomy → Astronautics |
| SPL | Secondary Payload | In English | → Astronautics |
| SpMar | Space Markets | In English | → Serial publications, periodicals → Astronomy → Astronautics |
| SpMME | Space Medicine Medical Engineering | In English | → Serial publications, periodicals → Medicine → Astronautics |
| SPN | Shuttle Project Notice | In English | → Astronautics |
| SPO | Shuttle Program Office | In English | → Astronautics |
| SPO | Spacecraft Program Office | In English | → Astronautics |
| SPOC | Shuttle Payload Operations Contract | In English | → Astronautics |
| SPOC | Shuttle Portable On-Board Computer | In English | → Computer hardware → Astronautics |
| SPORTS | Simplified Payload/Orbiter Thermal Simulator | In English | → Astronautics |
| SPOT | Système Probatoire d'Observation de la Terre | In French | → Earth sciences → Astronautics → France |
| SPOT | Système Probatoire pour l'Observation de la Terre | In French | → Meteorology, climatology → Astronautics |
| SPOT | Space Station Proximity Operations Trainer | In English | → Astronautics |
| SPP | SImulation Planning Panel | In English | → Aeronautics, aircraft → Astronautics |
| SPP | Solar Physics Payload | In English | → Astronautics → Astronomy |
| SPPIL | Shuttle Preferred Pyrotechnic Items List | In English | → Astronautics |
| SpPol | Space Policy | In English | → Serial publications, periodicals → Astronomy → Astronautics |
| SpPow | Space Power | In English | → Serial publications, periodicals → Energy economics → Astronautics |
| SPRAG | STS Payload Requirements and Analysis Group | In English | → Organizations and associations → Astronautics |
| SpRBu | Space Research Bulgaria | In English | → Serial publications, periodicals → Astronomy → Astronautics |
| SPRMD | Space Power Resources and Manufacturing Development | In English | → Serial publications, periodicals → Energy economics → Astronautics |
| SPS | Satellite Power System | In English | → Energy economics → Astronautics |
| SPS | Secondary Propulsion System | In English | |
| SPS | Service Propulsion System | In English | |
| SPS | Shuttle Procedures Simulator | In English | → Astronautics |
| SPS | Shuttle Processing Site | In English | → Astronautics |
| SPSL | Space Parts Selection List | In English | → Maintenance and logistics → Astronautics |
| SPT | Stationnary Plasma Thruster | In English | → Electrical engineering → Astronautics |
| SPTMI | Société Phocéenne Marine Industrielle (www.sptmi.com) | In French | → Mechanical engineering → 6295 |
| SPVPF | Shuttle Payload VeErtical Processing Facility | In English | → Astronautics |
| Spvw | Spaceview | In English | → Serial publications, periodicals → Astronomy → Astronautics |
| SQIDS | Satellite Quick-Look Interactive Display System | In English | → Human-computer interaction → Astronautics |
| SRAD | Shuttle Radar Assembly Demonstration | In English | → Astronautics |
| SRAD | Space Radiator Assembly Demonstration | In English | → Astronautics |
| SRAG | Space Radiation Analysis Group | In English | → Astronomy → Astronautics |
| SRB | Solid Rocket Booster | In English | → Astronautics |
| SRBAB | SRB Assembly Building | In English | → Astronautics |
| SRBARF | SRB Assembly And Refurbishment Facility | In English | → Astronautics |
| SRBDF | SRB Disassembly Facility | In English | → Astronautics |
| SRC | Sample Return Canister | In English | → Astronautics |
| SRD | Shuttle Requirements Definition | In English | → Astronautics |
| SRD | Shuttle Requirements Document | In English | → Astronautics |
| SRD | Spacecraft Research Division | In English | → Astronautics |
| SRF | Shuttle Refurbishment Facility | In English | → Astronautics |
| SRL | Space Radar Laboratory | In English | → Research institutes → Astronomy → Astronautics |
| SRM | Solid Rocket Motor | In English | → Astronautics |
| SRMS | Shuttle Remote Manipulator System | In English | → Astronautics |
| SRR | Shuttle Requirements Review | In English | → Astronautics |
| SRRA | Strategic Rail Research Agenda | In English | → Research policy → Rail transport engineering → Transport and postal services |
| SRRA | Suomen RoadRace Ajajat (www.srra.fi) | In Finnish | → Sport, physical exercises → Finland |
| SRSS | Shuttle Range Safety System | In English | → Accidents, risks, safety → Astronautics |
| SRT | Shuttle Requirements Traceability | In English | → Quality management → Astronautics |
| SRU | Space Replaceable Unit | In English | → Astronautics |
| SS | Space Station | In English | → Astronautics |
| SS | Space Segment | In English | → Astronautics |
| SS | Shuttle System | In English | → Astronautics |
| SS | Space Shuttle | In English | → Astronautics |
| SS&A | Space Systems and Applications | In English | → Astronautics |
| SSA | Shuttle Simulation Aircraft | In English | → Aeronautics, aircraft → Astronautics |
| SSA | Space Suit Assembly | In English | → Astronautics |
| SSAIAF | Space Systems Automated Integration and Assembly Facility | In English | → Astronautics |
| SSAT | Space Shuttle Access Tower | In English | → Astronautics |
| SSBR | Space-Based Radar | In English | → Telecommunications → Astronautics |
| SSBUV | Shuttle Solar Backscatter Ultraviolet (experiment) | In English | → Astronomy → Astronautics |
| SSBUV | Shuttle Solar Backscatter Ultraviolet | In English | → Astronautics |
| SSC | Shuttle System Contractor | In English | → Astronautics |
| SSCB | Space Station Control Board | In English | → Astronautics |
| SSCC | Space Station Control Center | In English | → Astronautics |
| SSCF | Space Station Control Facility | In English | → Astronautics |
| SSCHS | Space Shuttle Cargo Handling System | In English | → Astronautics |
| SSCL | Shuttle System Commonality List | In English | → Astronautics |
| SSCM | Space Station Cost Model | In English | → Prices → Astronautics |
| SSCP | Small Self-Contained Payload | In English | → Astronautics |
| SSCSP | Space Shuttle Crew Safety Panel | In English | → Accidents, risks, safety → Astronautics |
| SSD | Space Systems Division | In English | → Astronautics |
| SSD | Spacecraft Software Division | In English | → Software → Astronautics |
| SSD | Satellite Services Division | In English | → Astronautics |
| SSDAC | Space Station Data Acquisition and Control | In English | → Data → Astronautics |
| SSDF | Space Science Development Facility | In English | → Astronomy → Astronautics |
| SSDS | Space Station Data System | In English | → Data → Astronautics |
| SSDSAS | Space Station Data System Architecture Study | In English | → Computer hardware → Data → Astronautics |
| SSE | Space Shuttle Engine | In English | → Astronautics |
| SSE | Space Support Equipment | In English | → Astronautics |
| SSE | Spacecraft Simulation Equipment | In English | → Astronautics |
| 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 |
| SSRV | Solar-Sail Race Vehicle | In English | → Energy economics |
| 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 |