One of the largest known stars in the cosmos is poised for catastrophe. After witnessing the massive object undergo a ...

NASA has detected a precursor or progenitor to a supernova for the first time – and it's all thanks to old photos.

Astronomers used Webb to find the star behind supernova 2025pht, revealing how thick dust can hide massive red supergiants.

The star, WOH G64, lies inside the Large Magellanic Cloud, about 163,000 light-years from Earth. It is enormous, roughly ...

NASA’s James Webb Space Telescope captured the first published detection of a supernova progenitor in galaxy NGC 1637, revealing a red supergiant star before explosion.

A team of astronomers employing the James Webb Space Telescope (JWST) has discovered the most distant exploding star to be recorded spectroscopically, giving scientists a glimpse into the early days ...

An extraordinarily rare, gravitationally lensed supernova may offer a powerful new way to measure the universe’s expansion rate.

Astronomers have discovered the first radio signals from a unique category of dying stars, called Type Ibn supernovae, and these signals offer new insights into how massive stars meet their demise.

A rare gravitationally lensed supernova called SN 2025wny appears in five separate images due to the gravity of two ...

An international team of astronomers has carried out photometric and spectroscopic observations of SN 2024abvb—a recently ...