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Thanks for posting.

Now I get why Kepler was hell bent on trying to fit the orbits of the 5 known planets (at his time) with the 5 platonic solids [1]. This part of Kepler's life is very nicely depicted in Carl Sagan's Cosmos [2]. It seemed interesting when I watched it, but I didn't give it much thought back then.

[1] http://en.wikipedia.org/wiki/Johannes_Kepler#Mysterium_Cosmo...

[2] https://www.youtube.com/watch?list=PLBA8DC67D52968201&featur...




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