Black holes are objects with an intense gravitational pull so strong that not even beams of light, the fastest things in the universe, can escape. This makes them impossible to see directly ...
Often the merger was so violent that stars and gas collapsed into a common center, becoming so dense they formed gigantic black holes. The gas flowing into these black holes became hot enough to ...
Astronomers have discovered a supermassive black hole firing a giant energy beam directly at Earth. This cosmic giant, weighing as much as 700 million suns, is located in a galaxy from the early ...