| Acronym | Meaning |
 | LC | Launch Complex |
| ETM | Enhanced Thematic Mapper |
| LM | Lunar Module |
| FWHM | Full Width At Half Maximum |
| RVSN | Raketniye Voiska Stratigcheskovo Naznacheniya |
| PMC | Permanently Manned Capability |
| SAIL | Shuttle Avionics Integration Laboratory |
| AGN | Active Galactic Nucleus |
| UHF | Ultra High Frequency |
| MOMV | Manned Orbital Maneuvering Vehicle |
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