| Acronym | Meaning |
| CCSDS | Consultative Committee For Space Data Systems |
| COBE | COsmic Background Explorer |
| POCC | Payload/Platform Operations Control Center |
| VTVL | Vertical Takeoff Vertical Landing |
| ISO | Imaging Spectrometic Observatory |
| ATCS | Active Thermal Control System |
| AACS | Attitude And Articulation Control Subsystem |
| SSPO | Space Shuttle Program Office |
| HD | Henry Draper Catalog Entry |
| WUPPE | Wisconsin Ultraviolet PhotoPolarimter Experiment |