Exploring the real-life Death Stars in the cosmos that could snuff out Earth without much effort; the science of the destructive power behind six of the deadliest stars; vampire stars; supernovas; rogue stars. <br /><br />Thanks for watching. Follow for more videos. <br />#cosmosspacescience <br />#howtheuniverseworks <br />#season5 <br />#episode4 <br />#starsthatkill <br />#supernova <br />#spacetime <br />#space <br />#cosmology <br />#astronomy <br />#nasa <br />
