Oberon is one of the moons of Uranus and is the second-largest among its 27 known moons. It was discovered by astronomer William Herschel in 1787. Here are some key features and facts about Oberon: 1. **Size and Composition**: Oberon has a diameter of about 1,523 kilometers (946 miles), making it the ninth-largest moon in the Solar System. It is primarily composed of water ice and a mixture of rock and other ices.
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