| Acronym | Meaning |
| NBS | National Bureau Of Standards |
| UVPI | Ultraviolet Plume Instrument |
| GDS | Great Dark Spot |
| BFS | Backup Flight System |
| HRSC | High Resolution Stereo Camera |
| CCDS | Centers For The Commercial Development Of Space |
| GOES | Geostationary Orbiting Environmental Satellite |
| MDSSC | McDonnell Douglas Space Systems Corp |
| VICAR | Graphics Format Used By JPL |
| UTC | Coordinated Universal Time |