| Acronym | Meaning |
 | STDCE | Surface Tension Driven Convection Experment |
| TSUP | Tsentr Upravileniya Polyoti |
| SPARTAN | Shuttle Pointed Autonomous Research Tool For Astronomy |
| NSI | NASA Science Internet / NASA Standard Initiator / National Environmental Satellite Data And Information Service |
| STARCAL | Star Calibration |
| HLV | Heavy Lift Vehicle |
| PVO | Pioneer Venus Orbiter / Protivo-Vosdushniya Oborona |
| STSCI | Space Telescope Science Institute |
| ARC | Ames Research Center (NASA) |
| VEEGA | Venus-Earth-Earth Gravity Assist |
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