Identifying the gravitational waves from black holes binaries could also make it clearer to detect primordial gravitational ...

Researchers analyzing pulsar data have found tantalizing hints of ultra-slow gravitational waves. A team from Hirosaki ...

Pulsars suggest that ultra–low-frequency gravitational waves are rippling through the cosmos. The signal seen by ...

Explore 10 breathtaking images of pink nebulae and supernovae captured by NASA, showcasing the beauty, mystery, and explosive ...

In a significant potential shift for astrophysics, it turns out that some quasars may weigh as little as half what was previously believed. Share on Facebook (opens in a new window) Share on X (opens ...

Listen to more stories on the Noa app. To study the origins of our universe is to struggle with profound chicken-or-egg questions. We know the Big Bang happened. Cosmologists can see its afterglow in ...

Supermassive black holes may not be as massive as previously thought, according to a new discovery by scientists. Astronomers from the University of Southampton, working with colleagues from France, ...

The newfound object, dubbed "the Cliff," suggests that the little red dots represent a totally new class of cosmic objects known as a "black hole star," the researchers say. This newly hypothesized ...

The magnetic field swirling around an enormous black hole, located about 55 million light-years from Earth, has unexpectedly switched directions. This dramatic reversal challenges theories of black ...

At the heart of nearly every galaxy lurks a cosmic giant: a supermassive black hole. These mysterious objects, millions to billions of times more massive than our Sun, exert such powerful gravity that ...

In a recent piece for my column The Universe, I wrote about the biggest black holes in the cosmos. These can tip the scales at many billions of times the sun’s mass, outweighing even entire galaxies.