| Acronym | Meaning |
 | NOAASIS | NOAA Satellite Information System |
| ESOC | European Satellite Operations Center |
| ESSA | Environmental Science Services Administration (preceded NOAA) |
| TOVS | TIROS Operational Vertical Sounder |
| GPS | Global Positioning System |
| ESSP | Earth System Science Pathfinder Mission (ESSP) |
| WUPPE | Wisconsin Ultraviolet PhotoPolarimeter Experiment |
| EARTHKAM | Earth Knowledge Acquired By Middle-schoolers |
| CIMSS | Cooperative Institute For Meteorological Satellite Studies |
| KSC | Kennedy Space Center |
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