Astronomers using the James Webb Space Telescope may have discovered a supernova erupting just 1.1 billion years after the ...

Astronomers caught a massive star exploding 500 million light-years away almost from the moment the event began. A brief X-ray flash detected on March 21, 2026 turned out to be the opening signal of ...

Astronomers using the James Webb Space Telescope may have discovered a supernova erupting just 1.1 billion years after the Big Bang.

A spectacular supernova, SN 2026aaiv, has erupted in the spiral galaxy NGC 7331, located 45 million light-years away in the Pegasus constellation and visible from both hemispheres.

The new image isn’t just stunning—it may also provide clues about how this star survived its own explosion. Previous images of the explosion’s remnants had also captured a sphere of long, ...

Astronomers captured the clearest view yet of Pa 30, the likely remains of a stellar explosion witnessed nearly 850 years ago.

A star survived the explosion that left behind Pa 30, a dandelion-shaped cloud of debris. The sharpest images yet show that ...

The James Webb Space Telescope (JWST) has detected a possible supernova in the early universe just days after the star ...

Add Yahoo as a preferred source to see more of our stories on Google. A catalog of 2,884 Type Ia supernovae strengthens hints that dark energy may change as the universe evolves. (CREDIT: Shutterstock ...

Learn about the remnant of a historic supernova observed around 850 years ago and the zombie star that has survived at its center.