The Einstein Probe satellite recorded a violent X-ray flare on 2 July 2025, catching what researchers now describe as a white ...

GRB 250314A is an ancient cosmic cataclysm caught by JWST's keen infrared eye. And it appears a lot like those that happen ...

For six and a half days in July 2024, the balloon-borne solar observatory Sunrise III kept its gaze fixed on the sun. The stratospheric flight, which stretched from the northernmost tip of Sweden to ...

When massive stars die, they unleash some of the most powerful explosions in the universe. Yet not all supernovae are created ...

On July 4, 1054, a supernova explosion occurred, marking the death of a star thought to be nine to 11 times more massive than our Sun. This event was observed and recorded around the ancient world, ...

A strange "chirping" signal from a distant supernova has revealed the birth of a magnetar, confirming that these incredibly magnetic neutron stars can power the universe's brightest stellar explosions ...

Citizen scientists using the Kilonova Seekers platform spotted a stellar flash 2,500 times brighter than before, allowing astronomers to identify the exploding cataclysmic variable GOTO0650 within ...

When some stars die, they do not do so alone, potentially solving a long-standing mystery around a particular class of cosmic ...