Andromeda galaxy crash triggered a mass galactic migration 2 billion years ago

Astronomers have discovered evidence that the Andromeda galaxy grew by merging with another galaxy, resulting in a mass stellar migration event.

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Feb 9, 2023 - 18:00
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Andromeda galaxy crash triggered a mass galactic migration 2 billion years ago
Astronomers have discovered evidence that the Andromeda galaxy grew by merging with another galaxy, resulting in a mass stellar migration event.