| Acronym | Meaning |
 | TM | Thematic Mapper |
| EDO | Extended Duration Orbiter |
| INCO | Integrated Communications Officer |
| RHC | Rotational Hand Controller |
| DSS | Deep Space Station |
| TIROS | Television InfraRed Observation Satellite |
| COMSAT | Communications Satellite (Corporation) |
| NOAA | National Oceanic And Atmospheric Administration |
| HTHL | Horizontal Takeoff Horizontal Landing |
| ISM | InterStellar Medium |
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