| Acronym | Meaning |
 | NRL | Naval Research Laboratory |
| RFNA | Red Fuming Nitric Acid |
| ASP | Astronomical Society Of The Pacific |
| MFPE | Misson From Planet Earth |
| MRSR | Mars Rover And Sample Return |
| RTG | Radioisotope Thermoelectric Generator |
| VPF | Vertical Processing Facility |
| VVS | Voenno-Vosdushniye Sili |
| IUE | International Ultraviolet Explorer |
| UHF | Ultra High Frequency |
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