| Acronym | Meaning |
| SPS | Solar Power Satellite |
| GEO | Geosynchronous Earth Orbit |
| NICMOS | Near Infrared Camera/Multi Object Spectrometer |
| SMM | Solar Maximum Mission |
| DCCS | Dynamic Cell Culture System |
| SPARTAN | Shuttle Pointed Autonomous Research Tool For Astronomy |
| DARPA | Defense Advanced Research Projects Agency |
| ETE | End-to-End |
| NERVA | Nuclear Engine For Rocket Vehicle Application |
| OGO | Orbiting Geosurvey Observatories |