| Acronym | Meaning |
| SEP | Societe Europeenne De Propulsion |
| NRL | Naval Research Laboratory |
| CIRRIS | Cryogenic InfraRed Radiance Instrument For Shuttle |
| CNO | Carbon-Nitrogen-Oxygen |
| HCI | Highes Communications |
| TSPK | Tsentr Podgotovka Kosmonavti |
| UARS | Upper Atmosphere Research Satellite |
| CGRO | Compton Gamma Ray Observatory |
| POCC | Payload/Platform Operations Control Center |
| MPC | Minor Planets Circular |