Gamma-ray bursts (GRBs) rank among the most powerful explosions in the universe, releasing immense energy in intense flashes of gamma rays. The most distant GRBs originate from the era when the first ...

Astronomers using the James Webb Space Telescope have confirmed one of the most distant supernova candidates ever studied, revealing the death of a massive star from a time when the universe was only ...

Testing this requires finding and studying distant supernova candidates, which are extremely faint and therefore hard to detect. Thanks to its exceptional sensitivity, the James Webb Space Telescope ...

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 ...