This rapid reaction required astronomers to use a technique called spectropolarimetry to gather information about the ...

A stellar snuff film. The post Astronomers Witness the Moment a Fatal Shockwave Bursts Through the Surface of a Star appeared ...

The supernova was the death of a red supergiant star 500 times larger than the sun, in a galaxy just 22 million light-years ...

Chris Ashall, an assistant astronomer at the UH Mānoa Institute for Astronomy, was part of the global team that zeroed in on the stellar explosion known as SN 2024ggi. The supernova was first spotted ...

What can an exploding star in a distant galaxy teach scientists about red supergiants? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of ...

The James Webb Space Telescope has uncovered a massive red supergiant star just before it exploded, finally solving a cosmic mystery. Hidden beneath layers of dust, the doomed star revealed itself ...

A dying star is expelling a vast sphere of dust and gas around it that is about half as wide as our solar system. Astronomers are at a loss to explain it, as there is no known mechanism that could ...

A Northwestern University-led team of astronomers has captured the most detailed glimpse yet of a doomed star before it exploded. Using NASA's James Webb Space Telescope (JWST), the international team ...

Betelgeuse made everybody think it was going to explode in a spectacular supernova. It turns out the star just belched and shrouded itself in dust.