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How Legendary Is The Milky Way? with Dr. Moiya McTier

Getting Better with Jonathan Van Ness

00:00

The Big Bing Theory

For it to big bang again, the universe would have to expand stop contract back in on itself. But what we think is going to happen is that the universe will continue to expand so much that eventually the galaxy clusters are all isolated. Within a galaxy cluster, they'll all the galaxies will merge and become one big galaxy. It'll take more time for all of those stars to stop fusing, and after that happens, when there's no material to make new stars and all those stars die, than when everything's done.

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