A look inside the supermassive black hole in the center of the Milky Way to discover terrifying secrets about parallel universes, wormholes, and space-time.<br /><br />Thanks for watching. Folllow for more videos.<br />#cosmosspacescience<br />#howtheuniverseworks<br />#season4<br />#episode3<br />#monsterblackhole<br />#cosmology<br />#astronomy<br />#spacetime<br />#blackhole<br />
