What would happen if two galaxies collide with each other?

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We actually don't have to speculate; we've observed numerous galaxies in various stages of collision and have photos to demonstrate. We also anticipate that our own galaxy will collide with the nearby Andromeda galaxy in a few billion years.

The term "collision" is a bit of a...

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astrosonuthird | Student

If two galaxies would collide each other there would be constant collisions between the planets, stars, asteroids etc. It would be a war of the cosmos.

But, I think there would be no collisions further because the universe is expanding at a great speed and this is how all the galaxies are moving apart.

 

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