| Acronym | Meaning |
 | NRL | Naval Research Laboratory |
| PPS | Public Products Service |
| STEM | Scanning-transmission Electron Microscope |
| EARN | European Academic Research Network |
| FPPS | Flight Plan Processing System |
| NREL | National Renewable Energy Laboratory |
| ARPANET | Advanced Research Projects Agency Network |
| DRGS | Direct Read-out Ground Station |
| SMI | Solar Magnetism Initiative |
| GWE | Global Weather Experiment |
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