| Acronym | Meaning |
| CREAM | Cosmic Radiation Effects And Activatiom Monitor |
| UGC | Uppsala General Catalog |
| CERES | Clouds And Earth's Radiant Energy System |
| HRSC | High Resolution Stereo Camera |
| SRM | Solid Rocket Motor |
| HRPT | High Resolution Picture Transmission |
| DIRBE | Diffuse Infrared Background Experiment |
| EURECA | European Retrievable Carrier |
| UVS | Ultraviolet Spectrometer |
| LEO | Low Earth Orbit |