| Acronym | Meaning |
| ATM | Apollo Telescope Mount |
| GDP | Gross Domestic Product |
| HRPT | High Resolution Picture Transmission |
| NSS | Nodal Switching Subsystem |
| IRAS | Infrared Astronomical Satellite |
| DRPN | Division De Recherche En Precision Numerique |
| MACCM3 | Middle Atmosphere Community Climate Model |
| AWDS | Automated Weather Distribution System |
| GAPEX | Ground-based Atmospheric Profiling Experiment |
| ESSCO | Electronic Space Systems Corporation |