| Acronym | Meaning |
 | SSPF | Space Station Processing Facility |
| S | Spiral (for Galaxies) |
| ISTS | Institute For Space And Terrestrial Science |
| HPOTP | High Pressure Oxidizer Turbopump |
| SLS | Space(lab) Life Sciences |
| VICAR | Graphics Format Used By JPL |
| DSN | Deep Space Network |
| SHARE | Space Station Heat Pipe Advanced Radiator Element |
| VPF | Vertical Processing Facility |
| FIR | Far InfraRed |
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