| Acronym | Meaning |
| GBT | Green Bank Telescope |
| PI | Principal Investigator |
| IML | International Microgravity Lab |
| IOTA | Infrared-Optical Telescope Array |
| RAS | Royal Astronomical Society |
| ISY | International Space Year |
| BAE | British Aerospace |
| LN2 | Liquid Nitrogen |
| ARC | Astrophysical Research Consortium |
| RCT | Radiometric Calibration Target |