| Acronym | Meaning |
 | NSSDC | National Space Science Data Center |
| SSBUV | Shuttle Solar Backscatter Ultraviolet Experiment |
| XUV | Extreme Ultraviolet |
| NTR | Nuclear Thermal Rocket(ry) |
| FIRAS | Far InfraRed Absolute Spectrophotometer |
| FTS | Flight Telerobotic Servicer |
| UDMH | Unsymmetrical DiMethyl Hydrazine |
| EODC | Earth Observation Data Centre |
| OTFE | Oscillatory Thermocapillary Flow Experiment |
| ETE | End-to-End |
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