Episode 3.39: Harlow Shapley and Finding Our Place in the Galaxy

In 1914, Harlow Shapley moved to work at the Mt. Wilson Observatory.  Over the course of five years, using the 60 inch reflector there, he observed the 75 visible globular clusters and developed a whole new model of the Milky Way Galaxy and our place in it.

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Harlow Shapley

 

 

 

Diagram of the Milky Way Galaxy

 

 

 

Edge-On Diagram of Milky Way Galaxy