| Acronym | Meaning |
| GNC | Guidance |
| RFNA | Red Fuming Nitric Acid |
| RGB | Red Giant Branch |
| BIMDA | Bioserve-Instrumentation Technology Associate Materials Dispersion Analysis |
| USMP | United States Microgravity Payload |
| EURECA | European Retrievable Carrier |
| AAVSO | American Association Of Variable Star Observers |
| TAI | International Atomic Time |
| ATMOS | Atmospheric Trace Molecule Spectroscopy |
| LAGEOS | Laser Geodynamics Satellite |