| Acronym | Meaning |
| UFO | Unidentified Flying Object |
| BMDO | Ballistic Missile Defense Office |
| NLDP | National Launch Development Program |
| FGS | Fine Guidance Sensors |
| MOMV | Manned Orbital Maneuvering Vehicle |
| ELDO | European Launcher Development Organisation |
| NASP | National AeroSpace Plane |
| CHARA | Center For High Angular Resolution Astronomy |
| DEC | Declination |
| BIMA | Berkeley Illinois Maryland Array |