| Acronym | Meaning |
 | COBE | COsmic Background Explorer |
| ET | Ephemeris Time |
| LFC | Large Format Camera |
| ELDO | European Launcher Development Organisation |
| MMU | Manned Maneuvering Unit |
| GMS | Geostationary Meterological Satellite |
| IMO | International Meteor Organization |
| PCG | Protein Crystal Growth Experiment |
| ASI | Agenzia Spaziale Italiano |
| SBIR | Small Business Innovation Research |
Browse by Letter:
