Earth's Moon is thought to have formed in a tremendous collision. A massive object ― named Theia after the mythological Greek Titan who was the mother of Selene, goddess of the Moon ― smashed into Earth, flinging material into space that became the Moon.
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Did the Moon form from Theia?
How did the Moon form as a result of the Thea striking Earth?
How the Moon was formed according to the collision theory?
What crashed into Earth to form the Moon?
During this massive collision, nearly all of Earth and Theia melted and reformed as one body, with a small part of the new mass spinning off to become the Moon ...