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Saturday, November 16, 2019

Messier 101, also known as The Pinwheel Galaxy, is 170,000 light years across about twice the size of our own galaxy, and also believed to contain at least a trillion stars. Image credit: Laszlo Bagi [2000×1286]


http://bit.ly/2rQExBj via /r/spaceporn http://bit.ly/355GgRw

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