| Acronym | Meaning |
| SARA | Satellite Pour Astronomie Radio Amateur |
| OSSA | Office Of Space Science And Applications |
| ELV | Expendable Launch Vehicle |
| AACS | Attitude And Articulation Control Subsystem |
| EAFB | Edwards Air Force Base |
| SPDM | Special Purpose Dextrous Manipulator |
| QSO | Quasi-Stellar Object |
| HRI | High Resolution Imager |
| CGRO | Compton Gamma Ray Observatory |
| ENAP | Energetic Neutral Atom Precipitation |