Does The Moon Really Orbit The Earth?

19 May 2015 03:25 1,801
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What holds the moon up? Moonbeams!
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According to Newton's law of gravitation, the sun should "pull" way harder on the moon than the Earth does. So does the moon actually orbit the Earth? Why?

Special thanks to Ariel for submitting this awesome question to our Facebook page!

Hill Spheres and lunar orbit: http://blogs.discovermagazine.com/badastronomy/2008/09/29/the-moon-that-went-up-a-hill-but-came-down-a-planet/#.VULLHq1Viko

True shape of moon's orbit: http://www.math.nus.edu.sg/aslaksen/teaching/convex.html

Newton's law of gravitation vs. Hill Sphere: https://van.physics.illinois.edu/qa/listing.php?id=18501
http://en.wikipedia.org/wiki/Hill_sphere

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