Epimetheus (moon)

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Image taken by astronauts during the Cassini-Huygens mission.

Epimetheus is a moon of Saturn. Epimetheus was discovered by Richard Walker in 1966. At first, Epimetheus was thought to be same as Janus, another moon that orbits at the same distance from Saturn. It was confirmed by Voyager 1 in 1980 that they were two separate moons.