DiscoverAstronomy MinuteHow do We Know that the Milky Way Galaxy is Spiral in Shape?
How do We Know that the Milky Way Galaxy is Spiral in Shape?

How do We Know that the Milky Way Galaxy is Spiral in Shape?

Update: 2022-02-24
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A brief description of the observational evidence we have supporting our assertion that the Milky Way galaxy is spiral in shape. 

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How do We Know that the Milky Way Galaxy is Spiral in Shape?

How do We Know that the Milky Way Galaxy is Spiral in Shape?

Ata Sarajedini