Astronomers from Texas have witnessed the moment a star’s surface is torn apart by a supernova, becoming oblong in the ...

Rare cosmic explosions have earned an international award for an astrophysics collaboration led by an Oxford professor.

The Cassiopeia A supernova remnant reveals that massive exploding stars can forge far more of life's essential ingredients ...

Astronomers mapped supernova SN 2024ggi for the first time, revealing an elongated shockwave, challenging old stellar ...

A small star named M82 X-2 breaks physical barriers, as NASA's NuSTAR confirms it shines 10 million times brighter than the ...

When a distant galaxy briefly outshines everything around it in high-energy light, astronomers usually know which playbook to reach for. Gamma-ray bursts tend to fall into familiar categories, either ...

The beginning of winter is a great time to be taking up astronomy, with long dark nights and a multitude of bright stars on ...

The explosive death of a star — a supernova — is among the most violent cosmic events, but precisely how this cataclysm looks ...

Neutron stars are ultra-dense star remnants made up primarily of nucleons (i.e., protons and neutrons). Over the course of ...

The logic behind the researchers’ approach was straightforward. If scalar particles interact strongly with nucleons, neutron ...

If not in visible stars and galaxies, the most likely hiding place for the matter is in the dark space between galaxies.