| Acronym | Meaning |
| VLA | Very Large Array |
| OSSE | Oriented Scintillation Spectrometer Experiment |
| ATLAS | Atmospheric Laboratory For Applications And Science |
| LPO | La Palma Observatory |
| ACRV | Assured Crew Return Vehicle |
| POCC | Payload/Platform Operations Control Center |
| MTFF | Columbus Man-Tended Free-Flyer |
| DAC | Delayed Action Command |
| HCI | Highes Communications |
| NACA | National Advisory Committee On Aeronautics |