| UOP | Uranus Orbiter Probe |
| GCR | Galactic Cosmic Rays |
| UVS | Ultraviolet Spectrometer |
| NUV | Near Ultraviolet |
| FUV | Far Ultraviolet |
| VUV | Vacuum Ultraviolet |
| EUV | Extreme Ultraviolet |
| LIPM | Local Interplanetary Medium |
| ISRF | Interstellar Radiation Field |
| ISM | Interstellar Medium |
| JWST | James Webb Space Telescope |
| CRIR | Cosmic Ray Ionization Rate |
| INMS | Ion and Neutral Mass Spectrometer |
| CAPS | Cassini Plasma Spectrometer |
| SSI | Solar Spectrum Irradiance |
| CCN | Cloud Condensation Nuclei |
| DEA | Dissociative Electron Attachment |
| TNI | Temporary Negative Ions |
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