NASA spacecraft spots monster black hole bursting with X-rays `releasing a hundred times more energy than we have seen elsewhere`

NASA spacecraft spots monster black hole bursting with X-rays `releasing a hundred times more energy than we have seen elsewhere`

From boring to bursting: a giant black hole awakens

From boring to bursting: a giant black hole awakens

Awakening Black Hole`s Wild Behavior Has Astronomers Stumped

Awakening Black Hole`s Wild Behavior Has Astronomers Stumped