In this instance, two enormous black holes – 100 and 140 times the mass of Earth's sun – collided. The result? A black hole the size of a whopping 240 suns. Black holes this massive shouldn't be ...

Recent stream research shows that arctic grayling are going to need more protection to survive in the Big Hole River as ...

"This is amongst the top 10 most massive black holes ever discovered, and quite possibly the most massive." About 5 billion light-years away from where you're sitting, in one of the most massive ...

If you point your spaceship toward the constellation Leo, fire your thrusters, and travel about 5 billion light-years, you’ll find yourself in the vicinity of the Cosmic Horseshoe, home to what might ...

Astronomers have reported a colossal find in a famous warped ring of light. Inside the galaxy that forms the Cosmic Horseshoe, researchers measured a black hole weighing 36 billion suns. The inner ...

A supermassive black hole violently gobbled up an enormous star, producing a cosmic outburst with the light of 10 trillion suns, according to a new study. The black hole flare, as the phenomenon is ...

The star causing this flare is not yet fully devoured: "Like a fish only halfway down the whale's gullet." Astronomers have spotted the biggest flare ever seen erupting around a black hole, which also ...