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Iapetus Syllabification: I·ap·e·tus
Pronunciation: /īˈapetəs/ /ēˈap-/

Definition of Iapetus in English:

A satellite of Saturn, the seventeenth closest to the planet, discovered by Cassini in 1671. It has one bright icy side and one very dark side and a diameter of 907 miles (1,460 km).


Named after a Titan of Greek mythology, son of Uranus (Heaven) and Gaia (Earth).

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