| Acronym | Meaning |
| GHRS | Goddard High Resolution Spectrograph |
| TSUP | Tsentr Upravileniya Polyoti |
| CEA | Center For EUV Astrophysics |
| HMC | Halley Multicolor Camera |
| RCS | Reaction Control System / Revision Control System |
| GRS | Great Red Spot |
| RVSN | Raketniye Voiska Stratigcheskovo Naznacheniya |
| JERS | Japanese Earth Resources Satellite |
| HDM | Hot Dark Matter |
| ADS | Aitken Double Star Catalog |