| Acronym | Meaning |
| RFNA | Red Fuming Nitric Acid |
| CV | Cataclysmic Variable |
| MPESS | Multiple Purpose Experiment Support Structure |
| SPAN | Space Physics And Analysis Network |
| TPCE | Tank Pressure Control Experiment |
| ALS | Advanced Launch System |
| COSTAR | Corrective Optics Space Telescope Axial Replacement |
| EUVE | Extreme UltraViolet Explorer |
| TSTO | Two Stage To Orbit |
| ECS | Environmental Control System |