| Acronym | Meaning |
| RMS | Remote Manipulator System |
| CASCA | Canadian Astronomical Society |
| AFETR | USAF's ETR |
| SWF | ShortWave Fading |
| LH | Liquid Hydrogen |
| COSTAR | Corrective Optics Space Telescope Axial Replacement |
| SAS | Space Activity Suit / Space Adaptation Syndrome |
| CCDS | Centers For The Commercial Development Of Space |
| RFM | Reconfigurable Furnace Module |
| MRO | Memory Read-Out |