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Last Indexed: 03/28/17 14:09:12
Last Post: 06/27/17 19:42:48
Earth-Moon Barycenter is about 74% of the way from the Earth's center to its surface (topic)
"The center of mass of the Earth-Moon system or Earth-Moon barycenter, as the common focus of both the Moon's and Earth's orbits about each other, is about 74% of the way from Earth's center to its surface."...