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William Herschel discovers a new moon of Saturn: Enceladus.

Historical image related to William Herschel discovers a new moon of Saturn: Enceladus. from August 28, 1789

William Herschel

German-born British astronomer and composer (1738–1822)

Frederick William Herschel was a German-British astronomer and composer. He frequently collaborated with his younger sister and fellow astronomer Caroline Herschel. Born in the Electorate of Hanover, William Herschel followed his father into the military band of Hanover, before…
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Moons of Saturn

Natural satellites of the planet Saturn

The moons of Saturn are numerous and diverse, ranging from tiny moonlets only tens of meters across to Titan, which is larger than the planet Mercury. As of 11 March 2025, there are 274 moons with confirmed orbits, the most of any planet in the Solar System. Three of these are…
Source: Wikipedia (CC BY-SA)

Enceladus

Natural satellite orbiting Saturn

Enceladus is the sixth-largest moon of Saturn and the 18th-largest in the Solar System. It is about 500 kilometers in diameter, about a tenth of that of Saturn's largest moon, Titan. It is covered by clean, freshly deposited snow hundreds of meters thick, making it one of the…
Source: Wikipedia (CC BY-SA)