| Acronym | Meaning |
| HIMSS | HIgh-resolution Microwave Spectrometer Sounder |
| ACRIM | Active Cavity Radiometer Irradiance Monitor (EOS) |
| WUPPE | Wisconsin Ultraviolet PhotoPolarimeter Experiment |
| ESOC | European Satellite Operations Center |
| SDS | Satellite Data Services |
| MODIS-N | MODerate-resolution Imaging Spectroradiometer-Nadir (EOS) |
| COMET | Cooperative Program For Operational Meteorology Education And Training (NOAA And UCAR) |
| LAWS | Laser Atmospheric Wind Sounder (EOS) |
| EDC | EROS Data Center |
| NOAASIS | NOAA Satellite Information System |