| Acronym | Meaning |
 | CNES | Centre National D'Etude Spatiales |
| DRAO | Dominion Radio Astrophysical Observatory |
| WMO | World Meterological Organisation |
| M | Messier |
| GGM | Goskogidromet/Gidromettsentr |
| TSM | Tail Service Mast |
| JSC | Johnson Space Center |
| CEA | Center For EUV Astrophysics |
| WIYN | Wisconsin/Indiana/Yale/NOAO Telescope |
| SAIL | Shuttle Avionics Integration Laboratory |
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