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

A burst of light in the deep sky is doing something it should not be able to do. It looks like one supernova, but it shows up ...

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

One of our universe's biggest stars has dramatically turned into a rare, yellow 'hypergiant' star, and astronomers aren't sure when it will go supernova.

Researchers used James Webb Telescope images to identify the star, which went supernova 40 million years ago ...

One of the largest stars close enough for us to estimate its size, WOH G64, appears to have gone from red to yellow in 2013-14, indicating a temperature rise of about 1,000°C (1,800°F). Last year it ...

Using the NASA/ESA/CSA James Webb Space Telescope, astronomers have for the first time identified the progenitor of a nearby supernova -- a red supergiant star cloaked in thick, dust-rich shrouds that ...