| Acronym | Meaning |
 | FIR | Far InfraRed |
| GMS | Geostationary Meterological Satellite |
| UARS | Upper Atmosphere Research Satellite |
| STIKSCAT | Stick Scatterometer |
| SIRTF | Space InfraRed Telescope Facility |
| CBR | Cosmic Background Radiation |
| SPDM | Special Purpose Dextrous Manipulator |
| RPM | Retro Propulsion Module |
| CRRES | Combined Release/Radiation Effects Satellite |
| OSS | Office Of The Space Station |
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