How does the galaxy move?

1 Answer
Fletcher
Dec 9, 2016

They move in the case of the expansion of the universe (away from each other).

Explanation:

But they also do rotate, same way Earth rotates around the Sun! But in this case every solar system around a supermassive black hole. A galaxy which is part of a group of galaxies, called a cluster, also rotates around the center of mass of the cluster.

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