| Acronym | Meaning |
| ASCO | Arab Satellite Communications Organization |
| SSF | Space Station Freedom |
| IR | InfraRed |
| AFGWC | Air Force Global Weather Center |
| SPDM | Special Purpose Dextrous Manipulator |
| FGS | Fine Guidance Sensors |
| CLAES | Cryogenic Limb Array Etalon Spectrometer |
| AGN | Active Galactic Nucleus |
| DOE | Department Of The Environment |
| ESRIN | European Space Research Institute |