| Acronym | Meaning |
| MMT | Multiple Mirror Telescope |
| GEO | Geosynchronous Earth Orbit |
| SAM | Shuttle Activation Monitor |
| SLAP | Space Link Access Protocol |
| SSPF | Space Station Processing Facility |
| VMF | Voenno-Morskoy Flot |
| DSCS | Defense Satellite Communications System |
| IPMP | Investigations Into Polymer Membrane Processing |
| HAINS | High Accuracy Inertial Navigation System |
| OSSE | Oriented Scintillation Spectrometer Experiment |