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Loading contentAriel is a moon orbiting Uranus.
| Mass | 0.001 ×10²⁴ kg |
| Diameter | 1,158 km |
| Radius | 578.9 km |
| Density | 1.592 g/cm³ |
| Albedo | 0.39 |
| Magnitude | 13.7 |
Facts on this topic will be cited from these primary and reference sources.
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.
Orbital data, ephemerides, and small-body parameters for planets, asteroids, and comets.