Supernovae
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Forty million years ago, a star in a nearby galaxy exploded, spewing material across space and generating a brilliant beacon…
The main image at left shows a combined Webb and Hubble view of spiral galaxy NGC 1637. Panels at right…
Image of galaxy NGC 1637 captured by Hubble’s WFC3 and Webb’s NIRCam, with compass arrows, scale bar, and color key…
NASA’s James Webb Space Telescope identified the source of a super bright flash of light known as a gamma-ray burst:…
This two-part illustration represents supernova GRB 250314A as it was exploding and three months after that, when Webb observed it.…
This image of supernova GRB 250314A, captured by the James Webb Space Telescope’s Near Infrared Camera (NIRCam), shows compass arrows,…
NASA’s James Webb Space Telescope has observed a supernova that exploded when the universe was only 730 million years old…
Editor’s note, Dec. 11, 2025: This story was updated to include an additional partner’s research and related release. Astronomers have…
For the first time, scientists have made a clear X-ray detection of chlorine and potassium in the wreckage of a…
