When young stars mix with neutron stars, things get messy.

A mysterious cosmic explosion linked to gravitational waves may reveal a previously unknown type of supernova event - a ...

The most luminous kilonova candidate to date (short gamma-ray burst 200522A) was detected using the Hubble Space Telescope, ...

Merger of two neutron stars in the aftermath of a supernova may have been observed for the first time, though questions ...

A massive star 2.5 million light-years away simply vanished — and astronomers now know why. Instead of exploding in a supernova, it quietly collapsed into a black hole, shedding its outer layers in a ...

A “disappearing” star in the Andromeda galaxy is the closest and best candidate for a newborn black hole that astronomers have ever seen ...

In the nearby Andromeda Galaxy, a massive star bright enough to stand out for years has gone dark. Not in a blaze of glory.

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 ...

Jacob Payne, a graduate student and research assistant at the University of Iowa’s Department of Physics and Astronomy, landed a NASA grant to build a small X-ray telescope that can assist with deep ...