| Acronym | Meaning |
| ISAMS | Improved Stratospheric And Mesospheric Sounder |
| TCM | Trajectory Control Maneuver |
| VS | SNGVooruzhennikh Sil SNG |
| LGA | Low Gain Antenna |
| ASI | Agenzia Spaziale Italiano |
| MOTV | Manned Orbital Transfer Vehicle |
| IFEA | Integrated Furnace Experiment Assembly |
| CATS | Cheap Access To Space |
| AFRSI | Advanced FRSI |
| JAEL | JSC Avionics Engineering Laboratory |