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Record: A seven-hour gamma-ray burst that astrophysicists cannot explain

A cosmic explosion that lasted seven hours: this is the unusual spectacle recently observed by astronomers. Named GRB 250702B ...
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JWST detects supernova that blew up 730 million years after Big Bang

NASA's James Webb Space Telescope (JWST) surprised astronomers once again with the visual of a unique supernova. The telescope's near-infrared images located a supernova that exploded when the ...
SciTech Daily

A Bizarre Seven-Hour Gamma-Ray Explosion From Deep Space Has Left Astronomers Puzzled

This artist’s illustration, which shows a high-speed jet of material being launched from a source that is embedded in a very dusty galaxy, depicts GRB 250702B — the longest gamma-ray burst that ...
EurekAlert!

NASA's Webb makes first detection of heavy element from star merger

This image from NASA’s James Webb Space Telescope NIRCam (Near-Infrared Camera) instrument highlights Gamma-Ray Burst (GRB) 230307A and its associated kilonova, as well as its former home galaxy, ...
SpaceNews

Kilonova Discovery Challenges Our Understanding Of Gamma-ray Bursts

This artist's impression shows a kilonova produced by two colliding neutron stars. While studying the aftermath of a long gamma-ray burst (GRB), two independent teams of astronomers using a host of ...
insider.si.edu

Gamma-Ray Blazar BL Lacertae at historic high brightness in millimeter, X-ray and far-infrared bands

Wehrle, Ann E., Grupe, Dirk, Gurwell, Mark, Jorstad, Svetlana, and Marscher, Alan. 2012. "Gamma-Ray Blazar BL Lacertae at historic high brightness in millimeter, X ...