Milky Way VS Andromeda: The Collision Has Already Begun

The Milky Way is the galaxy that includes our Solar System. It's vast and NASA estimates it contains around 100 billion planets. The Andromeda galaxy is our nearest spiral neighbor. But scientists warn that the two galaxies are actually headed towards each other... What if they collide? What if it's happening right now? Learn more about your ad choices. Visit megaphone.fm/adchoices