Astronomers Discover a Mysterious Lonely Galaxy 9.2 Billion Light-Years Away

Astronomers spot the biggest cosmic explosion ever seen, and it's 100 times the size of our solar system

Astronomers puzzled by largest cosmic explosion ever seen

A new study sheds light on the bright outbursts of radiation that are created when a star is destroyed by a supermassive black hole. The outbursts are created by tidal shocks that occur when gas from the destroyed star hits itself while circling the black hole.