| Acronym | Meaning |
| ASTRO | Space Astrophysics Laboratory |
| RKA | Rossiskoye Kosmicheskoye Agentsvo |
| ENAC | Energetic Neutral Atom Camera |
| GRS | Great Red Spot |
| FAP | Freedom Attached Payloads |
| ETR | Eastern Test Range |
| GOMOS | Global Ozone Monitoring By Occultation Of Stars |
| MIMR | Multifrequency Imaging Microwave Radiometer |
| CLAES | Cryogenic Limb Array Etalon Spectrometer |
| SOLSTICE | Solar Stellar Irradiance Comparison Experiment |