| Acronym | Meaning |
 | OCTW | Optical Communications Through The Shuttle Window |
 | DMR | Differential Microwave Radiometer |
 | IGY | International Geophysical Year |
 | BIMA | Berkeley Illinois Maryland Array |
 | SLAP | Space Link Access Protocol |
 | FBV | Fuel Bleed Valve |
 | NOAO | National Optical Astronomy Observatories |
 | LDEF | Long Duration Exposure Facility |
 | ICE | International Cometary Explorer |
 | MRSR | Mars Rover And Sample Return |