| Acronym | Meaning |
| SWAN | Solar Wind Anisotropy Experiment |
| ATAL | Alternate Transoceanic Abort Landing |
| CEA | Center For EUV Astrophysics |
| CRAF | Comet Rendezvous/Asteroid Flyby |
| NICMOS | Near Infrared Camera/Multi Object Spectrometer |
| WFF | Wallops Flight Facility |
| AU | Astronomical Unit |
| OSC | Orbital Sciences Corporation |
| DOMSAT | Domestic Satellite |
| CATS | Cheap Access To Space |