| Acronym | Meaning |
 | ETM | Enhanced Thematic Mapper |
| GAS | Get-Away Special |
| SRM | Solid Rocket Motor |
| ETE | End-to-End |
| ISTS | Institute For Space And Terrestrial Science |
| ET | Ephemeris Time |
| NTR | Nuclear Thermal Rocket(ry) |
| ADFRF | Ames-Dryden Flight Research Facility |
| USA/RC | Universities Space Automation/Robotics Consortium |
| SAMPEX | Solar Anomalous And Magnetospheric Particle EXplorer |
Browse by Letter:
