10 surprising lunar facts

Published On: Jul 11 2014 11:43:27 AM CDT   Updated On: Feb 17 2015 02:15:35 PM CST

The moon will be both a supermoon and a black moon Wednesday, Feb. 18, meaning that the celestial body is both close to the Earth in its orbit and is a new moon. Check out 10 surprising facts about Earth's closest neighbor.

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Origins -- According to the leading theory, the moon was created when a rock the size of Mars slammed into Earth about 4.5 billion years ago.

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