The James Webb Space Telescope has observed the oldest known supernova—the explosive death of a star that lived when the universe was only 730 million years old. The ancient blast occurred when the ...

Add Yahoo as a preferred source to see more of our stories on Google. A new discovery about what happens when a supernova – an exploding star – and a black hole collide could change the way scientists ...

The supernova known as SN 2023zkd was first spotted in July 2023 by the Zwicky Transient Facility, but what made it remarkable was how quickly astronomers were able to study it. A newly developed AI ...

A curiously yellow pre-supernova star has caused astrophysicists to re-evaluate what’s possible at the deaths of our Universe’s most massive stars. The team describe the peculiar star and its ...

Editor’s note: This article was originally published Aug. 13, 2025, and has been updated to include new text and illustrations featured in the January 2026 issue of Astronomy. Using an artificial ...

Artistic depiction of the explosive interaction between the black hole and the massive nearby star (blue). As the separation between the star and the black hole decreased, the black hole's intense ...

A new discovery about what happens when a supernova – an exploding star – and a black hole collide could change the way scientists understand the lives and deaths of stars. The finding was the first ...