Ganymede

http://astrothesaurus.org/uat/2188

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Jupiter III
dcterms created equal to or less than 2020-12-03T17:33:19.684Zequal to or more than 2020-12-03T17:33:19.684Z
dcterms modified equal to or less than 2020-12-03T17:36:59.314Zequal to or more than 2020-12-03T17:36:59.314Z
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http://astrothesaurus.org/uat/627 original
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2188 original
definition The seventh and largest of Jupiter's known satellites. This Galilean satellite has a diameter of 5270 km, slightly larger than Mercury, a mass about 1.48 × 10^23 kg (about 2 Earth Moons); an orbital period of 7.155 days, and an eccentricity of e = 0.0015. It was discovered by Galileo and Marius in 1610. The mean surface temperature of Ganymede is -160 °C. It is the only moon known to have a magnetosphere.
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contributor AAS_Frey.Katie_Admin original
creator AAS_Frey.Katie_Admin original