January 18, 2017
Moon formed from pulverized Earth mantle
Scientists have long thought that the moon was formed when an impactor crashed into Earth, some 100 million years after the planet’s formation. …
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Giant Impact Theory
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October 5, 2014
New lunar research answers old questions, poses others
From its close perch in the sky, the moon has long mystified artists, lovers and scientists. Now a quartet of recent papers — all of which touch …
January 2, 2013
Moon could have formed from Earth after all: Reviving and revising the giant impact theory
Scientists are revisiting the age-old question of how Earth’s moon formed. New models indicate that it could have been born from the Earth …