Giant magnetic bubbles millions of miles wide, bizarre invisible matter, and a death star tearing through bands of icy comets, flinging them into violent orbits could all affect life on Earth.<br /><br />Thanks for watching. Follow for more videos.<br />#cosmosspacescience<br />#howtheuniverseworks<br />#edgeofsolarsystem<br />#season4<br />#episode4<br />#cosmology<br />#astronomy<br />#spacetime<br />#formationofoursolarsystem<br />#kuiperbelt<br /><br />
