| Acronym | Meaning |
 | MODE | Middeck Zero-Gravity Dynamics Experiment |
| HIRS | High Resolution Infrared Radiation Sounder |
| NTR | Nuclear Thermal Rocket(ry) |
| DSSC | Deep Space Station Complex |
| HAO | High Altitude Observatory |
| SHARE | Space Station Heat Pipe Advanced Radiator Element |
| VHF | Very High Frequency |
| DRSS | DATA Relay Satellite System |
| MOC | Mars Observer Camera |
| MPEC | Multi-Purpose Experiment Canister |
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