| Acronym | Meaning |
| HPFTP | High Pressure Fuel Turbopump |
| STIS | Space Telescope Imaging Spectrometer |
| VECO | Vernier Engine Cutoff |
| CNSR | Comet Nucleus Sample Return |
| DARPA | Defense Advanced Research Projects Agency |
| JGR | Journal Of Geophysical Research |
| MSFC | Marshall Space Flight Center |
| EOSP | Earth Observing Scanning Polarimeter |
| CERES | Clouds And Earth's Radiant Energy System |
| MSOCC | Multisatellite Operations Control Center |