| Acronym | Meaning |
 | IGFA | Intergovernmental Funding Agency |
| EMU | Electromagnetic Units |
| GAINS | Global Air-ocean IN-situ System |
| ALS | Advanced Launch System |
| SOLSTICE | Solar/Stellar Irradiance Comparison Experiment |
| ASCENT | Atmospheric Sounding |
| AWOS | Automated Weather Observing System |
| GSOP | Ground Systems Operations |
| ATMOS | Atmospheric Trace Molecules Observed By Spectroscopy |
| BUS | Business Operations |
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