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 ...

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

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

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

He came up with a new one, called the Late-Transition Interacting Thawer (LTIT) model, which models how dark energy could "thaw" after a certain amount of time after the universe started and is slowly ...

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 have observed what they are calling a new type of supernova, which has provided an unparalleled glimpse into what happens deep within a star just before it explodes. A study detailing the ...

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 ...

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.

Astronomers have used the LOFAR telescope array to create the largest radio survey of the cosmos, revealing 13.7 million cosmic scenes, including supermassive black holes, merging galaxies, and ...