In about 4.5 billion years, astronomers estimate, the Milky Way and Andromeda galaxies will collide. Here's how it'll happen. Watch "NOVA Universe Revealed: Milky Way" to learn more: https://to.pbs.org/2ZwqH8w | NOVA l PBS
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In about 4.5 billion years, astronomers estimate, the Milky Way and Andromeda galaxies will collide. Here's how it'll happen. Watch "NOVA Universe Revealed: Milky Way" to
NOVA l PBS. . In about 4.5 billion years, astronomers estimate, the Milky Way and Andromeda galaxies will collide. Here's how it'll happen. Watch "NOVA Universe Revealed: Milky Way" to learn more: https://to.pbs.org/2ZwqH8w
804.7K viewsNov 11, 2021
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Most black holes are small, but this one is massive enough to pull stars into its orbit... and it's right in the heart of the Milky Way. | NOVA l PBS
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