The galaxy is full of stars ready to explode into supernovas, a stellar detonation powerful enough to destroy all life on Earth; it's an event that hasn't occurred in 400 years, and the search is on to locate which star may be next. <br /><br />Thanks for watching. Follow for more videos. <br />#cosmosspacescience <br />#howtheuniversework <br />#season9 <br />#episode7 <br />#cosmology <br />#astronomy <br />#spacetime <br />#spacescience <br />#space <br />#nasa <br />#nextsupernova <br />#supernova <br />#deathofstar <br />
