| SCA | Shuttle Carrier Aircraft |
| SDV | Shuttle Derived Vehicle [Raumfahrt] |
| SRT | Shuttle Radar Topography [Mission] |
| DW | Helicopter Shuttle [IATA-Airline-Code/ ?] |
| S5 | Shuttle America [IATA-Airline-Code / USA] |
| N8 | Norwegian Air Shuttle [IATA-Airline-Code/ USA] |
| DY | Norwegian Air Shuttle [IATA-Airline-Code/ Norwegen] |
| TSST | Time-Space-Space-Time network |
| ATO | Abort To Orbit [Shuttle abort plan] |
| AOA | Abort Once Around [Shuttle abort plan] |
| DSN | Deep Space Nine |
| ROADS | Running Out of A Space |
| SP | Space [Leertaste] |
| SAS | Space Activity Suit |
| SAS | Space Adaptation Syndrome |
| ISY | International Space Year |
| RSP | Required Space Character |
| Hst | Hubble Space Telescope |
| IFS | Inter Frame Space |
| ISO | Infrared Space Observatory |
| OST | Open Space Technology |
| ISS | International Space Station Washington, DC, http://spaceflight.nasa.gov/station |
| OSP | Orbital Space Plane |
| LWSP | Linear White-Space |
| ESO | European Space Organization |
| sRGB | Standard Color Space |
| SKAS | Separate Kernel A Space |
| DSN | Deep Space Network Kommunikationsnetzwerk von Radioantennen |
| SLV | Space Launch Vehicles |
| SEI | Space Exploration Initiative |
| DSC | Direct Space Control |
| SCI | Space-Craft Incorporated |
| SCL | Space Charge Layer |
| SDMA | Space Division Multiple Access |
| WSMC | Western Space & Missile Center |
| NASA | National Aeronautics and Space Administration |
| OSSA | Office of Space Science and Applications |
| SPAWAR | Space And Naval Systems Command San Diego, http://enterprise.spawar.navy.mil |
| SMTS | Space and Missile Tracking System Frühwarnsatellitensystem zur Lokalisierung von Flugkörpern |
| SDF | Space Delimited File / Format |
| SIFS | Short Inter Frame Space |
| OVOS | Optimized Virtual Orbital Space |
| LISA | Laser Interferometer Space Antenna |
| ETNS | European Telephony Numbering Space |
| ESOC | European Space Operation Centre |
| ESOC | European Space Operations Centre |
| EIFS | Extended Inter Frame Space |
| DIFS | Distributed/DCF Inter Frame Space |
| CSOV | Constrained Space Orbital Variation |
| ccds | Centers for the Commercial Development of Space |