| Acronym | Meaning |
 | ORFEUS | Orbiting And Retrievable Far And Extreme Ultraviolet Spectrometer |
| MODIS-N | MODIS-Nadir |
| SETI | Search For ExtraTerrestrial Intelligence |
| MMS | Multi-mission Modular Spacecraft |
| RNGC | Revised New General Catalog |
| EGRET | Energetic Gamma Ray Experiment Telescope |
| GDS | Great Dark Spot |
| ISO | Infrared Space Observatory |
| BIMA | Berkeley Illinois Maryland Array |
| ERS | Environmental Research Satellite |
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