Astronomers have found the edge of the Milky Way at last | Science News

Our galaxy is a whole lot bigger than it looks. New work finds that the Milky Way stretches nearly 2 million light-years across, more than 15 times wider than its luminous spiral disk. The number could lead to a better estimate of how massive the galaxy is and how many other galaxies orbit it…

https://www.sciencenews.org/article/astronomers-have-found-edge-milky-way-size

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