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Iapetus (moon)
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Moon of Saturn
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Iapetus () is the outermost of Saturn's large moons. With an estimated diameter of 1,469 km (913 mi), it is the third-largest moon of Saturn and the eleventh-largest in the Solar System. Named after the Titan Iapetus from Greek mythology, the moon was discovered in 1671 by Giovanni Domenico Cassini.

Apparent mag. 10.2
Mass 1.8055
Radius 734.5
Orbital period 79.3215 days
Discovered 1671
Instance of
Moons of Saturn
Regular moon
Parent body
Saturn
Wikidata