Bad Bunny makes a ‘political statement’ as Puerto Rico residency begins A year after Trump's near-assassination, friends and allies see some signs of a changed man Denver museum discovers nearly ...

See a pair of superheavy neutron stars collide in this simulation with gravitational wave audio. "An audible tone and a ...

Only a few dozen of these short-lived binaries exist in the galaxy at a time, making the serendipitous find extremely ...

When white dwarfs—the hot remnants of stars like our sun—are orbited closely by another star, they sometimes steal mass away ...

Predicted by Einstein and dismissed as undetectable, gravitational waves were finally heard in 2016. Now, with observatories ...

A cataclysmic variable star was found as part of a project using two telescopes from opposite sides of the world.

A groundbreaking simulation reveals how neutron star mergers forge black holes, generate gamma-ray bursts, and scatter gold across space—all modeled with extreme detail using one of the world’s ...

Merging neutron stars are excellent targets for multi-messenger astronomy. This modern and still very young method of astrophysics coordinates observations of the various signals from one and the same ...

Astronomers have used a range of telescopes, including Hubble, to watch as particles dance around a neutron star collision that created the smallest black hole ever seen.

When the two neutron stars collide, the initial kilonova of exploded neutron star guts is extremely hot, billions of degrees, comparable to the heat of the Big Bang.

When the two neutron stars collide, the initial kilonova of exploded neutron star guts is extremely hot, billions of degrees, comparable to the heat of the Big Bang. In this hot, plasmatic environment ...