| Acronym | Meaning |
 | MMS | Multi-mission Modular Spacecraft |
| DDCU | DC-to-DC Converter Unit |
| AMSR | Advanced Microwave Sounding Radiometer |
| HJD | Helicentric Julian Date |
| OSSE | Oriented Scintillation Spectrometer Experiment |
| SSF | Space Station Freedom |
| ATCS | Active Thermal Control System |
| TDT | Terrestrial Dynamic Time |
| ADS | Aitken Double Star Catalog |
| BFCS | Backup Flight Control System |
Browse by Letter:
