The solar system

[youtube http://www.youtube.com/watch?v=0jHsq36_NTU&w=560&h=315] A pretty interesting model of our solar system. Worth watching and thinking about it. Vortex was a thing that Descartes already thought about Part 2 [youtube http://www.youtube.com/watch?v=C4V-ooITrws&w=560&h=315]
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