How Do You Model the Earth-Moon-Sun System?

Why should I stop talking about the Earth-moon-Sun system? There really is no reason. So, let me continue the discussion with a short tutorial that goes through the steps to make this model. The Physics There isn’t that much physics ...

Source: http://www.wired.com/wiredscience/2012/12/how-do-you-model-the-earth-moon-sun-system/

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