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

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

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 ...

Discover how the giant star WOH G64, one of the largest known, transformed in 2014 and might be heading for a supernova.

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

That the universe is expanding has been known for almost a hundred years now, but how fast? The exact rate of that expansion ...

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

One of our universe's biggest stars has dramatically turned into a rare, yellow 'hypergiant' star, and astronomers aren't ...

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

The James Webb Space Telescope has captured some bizarre imagery of an exploding star that, for some reason, kept repeating itself. In a press release, NASA said that new Webb images of what ...

A massive star 2.5 million light-years away simply vanished — and astronomers now know why. Instead of exploding in a supernova, it quietly collapsed into a black hole, shedding its outer layers in a ...

Astronomers report a supergiant star in the Andromeda Galaxy, M31-2014-DS1, collapsed directly into a black hole without a supernova, confirming predictions of failed stellar explosions.