| Acronym | Meaning |
 | ARISTOTELES | Applications And Research Involving Space Technologies Observing The Earth's Field From Low Earth Orbiting Satellite |
| STARCAL | Star Calibration |
| IGY | International Geophysical Year |
| ORBI | Stock Ticker Symbol For OSC |
| KPNO | Kitt Peak National Observatory |
| USML | United States Microgravity Laboratory |
| ISY | International Space Year |
| SB | Spiral |
| USA/RC | Universities Space Automation/Robotics Consortium |
| PDS | Planetary Data System |
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