Scientists analyzing a gravitational-wave signal have discovered that a neutron star and black hole spiraled together on an ...

Neutron stars harbor some of the most extreme environments in the universe: their densities soar to several times those of ...

The final dance of a black hole and a neutron star before their ultimate merger has been revealed, according to new research.

In 2020, astronomers discovered a violent cosmic event that has led them to rethink how extreme pairs of astronomical objects form. These pairs are capable of producing powerful cosmic collisions.

Some of the universe’s densest objects can twist, stretch, and resonate in ways that challenge even the most seasoned ...

Using NASA’s Chandra X-ray Observatory and other telescopes, astronomers have traced a short-duration gamma-ray burst event called GRB 230906A to a faint dwarf galaxy embedded in a vast stream of ...

Astronomers have spotted a rare cosmic duo: a neutron star that rotates nearly a hundred times every second locked in an ultra-tight orbit with a semi-shredded star. The scientists who found the pair ...

A distant neutron star has abruptly erupted in brightness, surging to roughly one hundred times its usual output and leaving astronomers scrambling to explain what could drive such a violent change.

A spoonful of this star's matter can weigh a billion tons. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest ...