Oberon
Moon of Uranus
Facts
- Mean diameter
- 1523 km
- Mean distance from the planet
- 583,500 km
- Orbital period
- 13.46 days
- Discovery
- William Herschel, 11 January 1787
Oberon is the second largest moon of Uranus and the outermost of the five major ones. Its surface is densely cratered, with at least one large mountain about 6 km high.
It is named after the king of the fairies in A Midsummer Night's Dream, a name chosen by Herschel's son, John.
Sources
- NASA/JPL Solar System Dynamics, Planetary Satellite Physical Parameters (radii from Archinal et al. 2018, Celest. Mech. 130, 22; Charon from Nimmo et al. 2017, Icarus 287, 12)
- NASA/JPL Solar System Dynamics, Planetary Satellite Mean Elements
- NASA/JPL Solar System Dynamics, Planetary Satellite Discovery Circumstances
- NASA Science, Oberon