Astronomers may have discovered the first example of an explosive cosmic event called a "superkilonova," in the form of a gravitational wave signal detected on Aug. 18, 2025.

Astronomers have obtained remarkably detailed images of two stellar explosions -- called novae -- just days after they began.

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The James Webb Space Telescope has spotted a rare and tumultuous sight 15,000 light-years away from Earth. The space observatory captured an image of a Wolf-Rayet star called WR 124 in the Sagittarius ...

A nova 3,000 light-years away is due to become visible from Earth. T Coronae Borealis could be visible to the naked eye in the coming weeks. A few tips can help you see this cosmic burst, which will ...

What can imaging supernovae (plural for supernova) explosions teach astronomers about their behavior and physical characteristics? This is what a recent study published in Nature Astronomy hopes to ...

NASA is celebrating the holiday season with photographs of the remnants of a supernova star captured by the James Webb Space Telescope. The star, named Cassiopeia A (Cas A), shines brightly from ...

Astronomers have found evidence that a neutron star exists at the centre of the only exploding star – supernova – visible to the naked eye in the last 400 years, solving a 30-year-old mystery.

Astronomers have captured the largest cosmic explosion ever witnessed in a huge world first. Traced back to eight billion light years away, the flare-up has lasted more than three years so far – and ...

Researchers have revealed the best way to spot a stellar explosion WATCH the shocking moment a rare black whole gobbles up a star and causes an earth-shattering explosion in a stunning new Nasa clip.

Supernova 1987A – located in a neighbouring dwarf galaxy – has been observed for more than three decades. Astronomers have found strong evidence of a neutron star in the remnants of an exploding star ...