"Similar Event Within 100 Light Years of Earth Would Be Catastrophic" --Astronomers Observe Explosion 20 Times Brighter Than All the Stars in the Milky Way

"Similar Event Within 100 Light Years of Earth Would Be Catastrophic" --Astronomers Observe Explosion 20 Times Brighter Than All the Stars in the Milky Way - The Daily Galaxy --Great Discoveries Channel: "For most of 2016, astronomers have been viewing a ball of hot gas billions of light years away that is radiating the energy of hundreds of billions of suns. At its heart is an object a little larger than 10 miles across. And astronomers are not entirely sure what it is. If, as they suspect, the gas ball is the result of a supernova, then it’s the most powerful supernova ever seen."