| Acronym | Meaning |
| ASTRO | Space Astrophysics Laboratory |
| RFI | Radio Frequency Interference |
| HR | Hertzsprung-Russell |
| SOHO | SOlar Heliospheric Observatory |
| ATLAS | Atmospheric Laboratory For Applications And Science |
| LMC | Large Magellanic Cloud |
| TTC | Telemetry |
| OSSA | Office Of Space Science And Applications |
| THIR | Temperature/Humidity Infrared Radiometer |
| MLP | Mobile Launch Platform |