Learn about Astrophysics: Formation of the Moon Theory in this educational video from dizzo95.
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Male Speaker: This simulation shows the collision between the newly formed earth, and another planetary body, both have iron cores, the impacter is completely destroyed and its iron settles into the earth's core, Part of its rocky mantle collects in a stable orbit around the earth to form the moon. This is one possible explanation for the origin of the moon, it would account for why the moon does not have a metallic core.
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