| Acronym | Meaning |
 | ADS | Astrophysical Data System (at Havard-Smithsonian CfA) |
| CMBR | Cosmic Microwave Background Radiation |
| EMU | Extravehicular Mobility Unit |
| CR | Correlation Radiometer |
| SLC | Space Launch Complex |
| SNG | Sodruzhestva Nezabisimikh Gosudarst |
| SDIO | Strategic Defense Initiative Organization |
| TEA | Torque Equilibrium Attitude |
| SNU | Solar Neutrino Units |
| ISO | Imaging Spectrometic Observatory |
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