| Acronym | Meaning |
 | KAO | Kuiper Airborne Observatory |
| PMS | Pre-Main Sequence |
| MAS | Millimeter-wave Atmospheric Sounder |
| ISZ | Iskusstvenniy Sputnik Zemli |
| SSPS | Sky Survey Prototype System |
| NOCC | Network Operations Control Center |
| PCGG | PCG Glovebox |
| MTFF | Columbus Man-Tended Free-Flyer |
| SSRV | Solar-Sail Race Vehicle |
| RA | Right Ascension |
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