| Acronym | Meaning |
 | CCSDS | Consultative Committee For Space Data Systems |
| LEDA | On-line Earthnet Data Access |
| DSN | Deep Space Network |
| EPD | Energetic Particles Detector |
| CRISTA | Cryogenic Infrared Spectrometer Telescope For Atmosphere |
| CCDS | Centers For The Commercial Development Of Space |
| RA | Right Ascension |
| APM | Atmospheric Particle Monitor |
| IDA | International Dark-sky Association |
| ISY | International Space Year |
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