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Iapetus, un autre nom du satellite de Saturne : Japet. Iapetus est un titan qui apparait dans la mythologie greco-romaine, lors de la guerre des titans contre les dieux. Il est le frère de Cronos, le seigneur des titans, et le père d'Atlas (le titan qui soutient le ciel). Il est surnommé le perceur, car il est armé d'un pal pendant ses combat.
- Océan Iapétus — Wikipédia
Carte de l'océan Iapétus il y a 550 millions d'années. L'...
- Iapetus - Wikipedia
Atlas, Prometheus, Epimetheus, Menoetius, Anchiale,...
- Océan Iapétus — Wikipédia
Carte de l'océan Iapétus il y a 550 millions d'années. L' océan Iapétus, encore appelé océan proto-Atlantique, est un ancien océan (ou paléo-océan) ayant existé au Paléozoïque, de la fin du Précambrien au Silurien lorsqu'il s'est refermé il y a 420 millions d'années. Il séparait le paléocontinent Laurentia des paléocontinents ...
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Iapetus was discovered by Giovanni Domenico Cassini, an Italian-born French astronomer, in October 1671. This is the first moon that Cassini discovered; the second moon of Saturn to be discovered after Christaan Huygens spotted Titan 16 years prior in 1655; and the sixth extraterrestrial moon to be discovered in human history.
- 3.26 km/s
- Saturn
- 6700000 km²
Atlas, Prometheus, Epimetheus, Menoetius, Anchiale, Buphagus. In Greek mythology, Iapetus ( / aɪˈæpɪtəs /; eye-AP-ih-təs; [1] Ancient Greek: Ἰαπετός, romanized : Iapetós ), [2] also Japetus, is a Titan, the son of Uranus and Gaia [3] and father of Atlas, Prometheus, Epimetheus, and Menoetius. He was also called the father of ...
Discovery Giovanni Cassini discovered Iapetus on Oct. 25, 1671. However, to astronomers Iapetus appeared only as a dot whose brightness varied from brighter to fainter over the course of an orbit around Saturn. The Voyager I and Voyager II encounters in 1980 and 1981 validated Cassini’s original observations and explanation with images showing the different […]
Iapetus has a bright and a dark hemisphere, with a ridge running along its equator. The dark region is called Cassini Regio and is the principal feature of the leading hemisphere. The surface of Iapetus is heavily cratered, with large impact basins up to 580 kilometres across. Surface darkening on Iapetus comes from organic materials left ...
Aug 20, 2018 · Iapetus (moon) English: Iapetus, also Japetus, is the third-largest moon of Saturn, discovered by Giovanni Domenico Cassini in 1671. Iapetus is best known for its dramatic 'two-tone' coloration, but recent discoveries by the Cassini mission have revealed several other unusual physical characteristics. These mysteries are currently under ...
