supernova
Latest about supernova
Cosmic-ray 'GPS' system that tracks underground movement could change the way we respond to disasters
By Ben Turner published
A new system that uses subatomic particles produced high in Earth's atmosphere could provide a view inside volcanoes and help locate people trapped beneath rubble.
Rare 'warped' supernova revealed through space-time phenomenon predicted by Einstein
By Keith Cooper published
The gravity of a galaxy two-and-a-half billion light-years away has acted like a cosmic magnifying glass to amplify the light of a distant exploding white dwarf.
Watch the biggest supernova in 10 years explode tonight on this free telescope livestream
By Robert Lea published
A newly discovered supernova can be watched as it develops in real-time online and for free. The livestream will begin at 6:30 p.m. EDT (2230 GMT) on Friday, May 26.
Scientists watched a 'reappearing supernova' explode 5 times in a row — and it could help reveal how fast the universe is expanding
By Isobel Whitcomb published
After showing up five times in Hubble images, a 'reappearing supernova' is helping scientists solve one of astronomy's biggest mysteries.
A messy black hole may have just triggered the largest explosion in the universe
By Ben Turner published
Astronomers have spotted a giant explosion releasing over 100 times more energy than the sun will release across its entire lifetime. A monster black hole is likely to blame.
'Green Monster' supernova is the youngest in the Milky Way, James Webb telescope reveals
By Stephanie Pappas published
New James Webb Space Telescope images reveal the grisly past of Cassiopeia A, the youngest known supernova remnant in the Milky Way.
Extremely flat explosion dubbed 'the Cow' defies explanation
By Robert Lea published
A bizarre object called "the Cow" is the flattest explosion ever detected, and the first example of a rare phenomenon called a fast blue optical transient (FBOT).
'Ghostly' neutrinos spotted inside the world's largest particle accelerator for the first time
By Ben Turner published
Signatures of neutrinos, or ghostly particles that rarely interact with others, were tentatively spotted in the Large Hadron Collider in 2021. Now, physicists have confirmed they are real.
James Webb Space Telescope captures star going supernova in a dazzling cloud of dust
By Sascha Pare published
NASA's James Webb Space Telescope has snapped a picture of WR 124, a rare Wolf-Mayet star 30 times the size of our sun, ejecting a luminous cloud of cosmic dust.
Ghostly scraps of oldest recorded supernova revealed in stunning telescope image
By Brandon Specktor published
The National Science Foundation zooms in on the tattered scraps of SN 185, which appeared over our planet 1,800 years ago and was the first supernova ever recorded in Earth's skies.
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