| Acronym | Meaning |
| CITA | Canadian Institute For Theoretical Astrophysics |
| SR | Special Relativity |
| TKSC | Tsukuba Space Center |
| AE | Arianespace SA |
| SOLSTICE | Solar Stellar Irradiance Comparison Experiment |
| ET | External Tank |
| BMFT | Bundesministerium Fuer Forschung Und Technologie |
| BEM | Bug-Eyed Monster |
| CMCC | Central Mission Control Centre |
| AAS | American Astronomical Society |