| Acronym | Meaning |
| EODC | Earth Observation Data Centre |
| HERA | Hermes Robotic Arm |
| FRED | Space Station Freedom |
| FAP | Freedom Attached Payloads |
| VEEGA | Venus-Earth-Earth Gravity Assist |
| PARE | Physiological And Anatomical Rodent Experiment |
| EGRET | Energetic Gamma Ray Experiment Telescope |
| DARPA | Defense Advanced Research Projects Agency |
| ASEM | Assembly Of Station By EVA Methods |
| BDB | Big Dumb Booster |