| Acronym | Meaning |
| STIKSCAT | Stick Scatterometer |
| ZHR | Zenith Hourly Rate |
| RMCD | Radaiation Monitoring Container Device |
| MCCC | Maragone Convection On Closed Containers |
| TSPK | Tsentr Podgotovka Kosmonavti |
| CZCS | Coastal Zone Color Scanner |
| ISZ | Iskusstvenniy Sputnik Zemli |
| SOHO | SOlar Heliospheric Observatory |
| ARC | Astrophysical Research Consortium |
| PEM | Payload Electronics Module |