| Acronym | Meaning |
 | LIS | Lightning Imaging Sensor |
| RASC | Royal Astronomical Society Of Canada |
| SSRMS | Space Station Remote Manipulator System |
| SID | Sudden Ionospheric Disturbance |
| CV | Cataclysmic Variable |
| HRSC | High Resolution Stereo Camera |
| KPNO | Kitt Peak National Observatory |
| MISR | Multiangle Imaging Spectro-Radiometer |
| GMS | Geostationary Meterological Satellite |
| IOC | In-Orbit Checkout And Calibration |
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