A neutron star and black hole were detected merging along an unusual oval orbit, challenging long-held theories about how these systems form.

A powerful "gamma-ray burst" has been seen exploding from merging neutron stars hidden within a previously unknown ...

The four gravitational wave observatories around the world have been busy lately, revealing hundreds of detections. These ...

The catastrophic collision of a black hole and a neutron star sent ripples across the universe. New analysis of those ripples ...

Researchers said this event, called GRB 230906A, is likely in a stream of gas located about 4.7 billion light-years from Earth.

The violent collision of two neutron stars is providing new insights on how the universe’s heaviest elements were created.

CC0 Usage Conditions ApplyClick for more information. A bright burst of X-rays has been discovered by NASA's Chandra X-ray Observatory in a galaxy 6.6 billion light years from Earth. This event likely ...

NASA missions have discovered evidence of a rare neutron star collision in a tiny, distant galaxy, potentially shedding light ...

GRB 230906A, a short gamma-ray burst first detected in 2023, points to a faint galaxy embedded within a long stream of torn ...

Neutron stars harbor some of the most extreme environments in the universe: their densities soar to several times those of atomic nuclei, and they possess some of the strongest gravitational fields of ...

Billions of light years away in a remote part of the universe, two neutron stars – the ultradense remnants of dead stars – collided. The catastropic cosmic event sent light and particles, including a ...