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Chapter 21: The Milky Way Chapter 21: The Milky Way

Chapter 21: The Milky Way - PowerPoint Presentation

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Uploaded On 2016-05-31

Chapter 21: The Milky Way - PPT Presentation

William Herschels map of the Milky Way based on star counts In the early 1800s William Herschel the man who discovered the planet Uranus tried to understand the shape of the Milky Way by counting stars He counted how many stars there were in each of dozens of different directions and then ID: 342684

stars milky center galaxy milky stars galaxy center disk find 000 lightyears star clusters orbit arms globular halo formation spiral galactic view

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