“Cheap little rhymes
A cheap little tune
Are sometimes as dangerous
As a sliver of the moon.” -Langston Hughes
4.5 billion years ago, a giant object collided with our proto-Earth, kicking up debris that eventually coalesced into the Moon.
While the near side contains dark maria and lunar lowlands, the far side is almost exclusive heavily cratered, high-mountainous regions. This was a mystery for a long time, but it appears that heating from the hot, young Earth caused a chemical and crustal difference between the two faces.
There’s a whole lot we’ve finally learned about our nearest neighbor; come find out the latest here!