Talk:Moon/@comment-410526-20160306142238/@comment-25936766-20170227005137

I'm no expert, but, I'm pretty sure rotation speed over a planet's own axis is unrelated to their size for the most part. And changes over time.

I mean, when the Earth was created but before life started truly developing on it, a day lasted like 1/4 of what they last now. The Earth is slowing down...