Researchers in South Korea are developing a constellation of satellites that could reveal what goes on in the vicinity of ...

There are black holes with a wide range of masses. Some were formed directly after the Big Bang and are only as large as an atom, yet as heavy as a skyscraper. Others are formed when heavy stars, much ...

Black holes are created when massive stars collapse at the end of their lives (and perhaps under other circumstances that we don’t know about yet). One of the first steps toward the discovery of black ...

The known black holes that populate the universe fall into two types: those up to a few dozen times the mass of the sun and ...

Imagine the formation of a black hole and you’ll probably envision a massive star running out of fuel and collapsing in on itself. Yet the chaotic conditions of the early universe may have also ...

Albert Einstein’s theory of gravity, general relativity, is famously incomplete. As proven by physics Nobel laureate Roger Penrose, when matter collapses under its own gravitational pull, the result ...

A monster lurks in the heart of many galaxies, a supermassive black hole able to devour entire stars ... saw an unusual "V" shape along the dimmer end of the jet. The zoomed-in image below shows ...