| Acronym | Meaning |
| FOLD | Federally-Owned LANDSAT Data |
| ARRL | American Radio Relay League |
| ASI | Agenzia Spaziale Italiano |
| IML | International Microgravity Lab |
| KAO | Kuiper Airborne Observatory |
| AJ | Astronomical Journal |
| ELV | Expendable Launch Vehicle |
| ASEM | Assembly Of Station By EVA Methods |
| VPF | Vertical Processing Facility |
| VEEGA | Venus-Earth-Earth Gravity Assist |