Scientists believe the Milky Way contains up to 400 billion stars and at least as many planets. The largest galaxy known, IC 1101, has more than 100 trillion stars. Step outside on a clear night and ...

We all know that black holes gobble up anything and everything that passes through their event horizons. However, the exact ...

Scientists think they found evidence of weird ancient stars called "dark stars" that are powered by dark matter instead of ...

This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...

New research is shedding light on what researchers call "lite" intermediate-mass black holes, which are smaller, but still ...

Some physicists think our reality is a kind of cosmic hologram, with space, time, and gravity as manifestations of a ...

"Very massive stars are like the 'rock stars' of the universe — they are powerful, and they live fast and die young." ...

The downsides of diagnosis and an epic trek following a Slovenian wolf are among our culture editor's top popular science ...

Gravitational waves stretch and squeeze the fabric of space and time itself. When space/time is squeezed, pulsar pulses ...

"We would need to consider the possibility that the source was created (or trapped as a primordial black hole) by a highly ...

These black holes are the most distant and stable objects we know. Using a technique called very long baseline interferometry ...

A new quantum recipe for black holes could be the first step toward a theory of "quantum gravity", the "holy grail" of ...