Astronomy

Our Moon Might Be Made Up Of Many Smaller Moons

How did our moon form? The prevailing theory goes something like this: baby Earth collided with a Mars-sized protoplanet called Theia. The debris from the collision then went on to form the moon. There are some issues with this theory, though, which open the door to a completely different hypothesis. Watch the video below to learn about it.

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Our Moon Might Be Made Up Of Many Smaller Moons

The chemistry doesn't add up to support the prevailing theory.

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How Did The Moon Form?

Fraser Cain reviews the different hypotheses behind how the moon came to be.

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Written By Curiosity Staff January 13, 2017