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

The bold question-askers at What If imagine the cosmic consequences of a collision between a black hole and a white hole.

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

The bold question-askers at What If explore why having a black hole in our Solar System would be a catastrophic scenario.

One of the most perplexing discoveries in modern astronomy has been finding supermassive black holes, some weighing billions ...

Supermassive black holes usually lurk unseen, but when an unlucky star drifts too close they ignite titanic outbursts ...

Astronomers working with the European Southern Observatory's (ESO) Very Large Telescope (VLT) have detected patterns showing ...

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

A new kind of stellar explosion, far brighter and longer-lasting than supernovae, may help scientists explore the secrets of ...

Created as a tribute to dark matter pioneer Vera Rubin, the image was created with the aid of a vast array of telescopes.