| Acronym | Meaning |
| VHF | Very High Frequency |
| ESRO | European Space Research Organisation |
| HD | Henry Draper Catalog Entry |
| ADFRF | Ames-Dryden Flight Research Facility |
| MOC | Mars Observer Camera |
| VPF | Vertical Processing Facility |
| HGA | High Gain Antenna |
| OTA | Optical Telescope Assembly |
| JEM | Japanese Experiment Module |
| CRRES | Combined Release/Radiation Effects Satellite |