The international CTAO LST Collaboration has released remarkable findings from observations of GRB 221009A—the brightest ...

Astronomers observed the brightest gamma-ray burst ever, GRB 221009A, unveiling new insights into stellar collapses and cosmic explosions.

After NASA’s Fermi Gamma-ray Space Telescope and Swift Observatory spotted the BOAT, , an international team of astronomers ...

GRB 221009A, the most powerful gamma-ray burst ever recorded, offered a rare look into stellar death, black hole formation, and particle physics, with insights from JWST and Fermi reshaping models of ...

Watch an animation of a black hole shooting jets of particles through a "collapsing star at nearly the speed of light" and ...

An international team of scientists has announced groundbreaking observations of GRB 221009A, the brightest gamma-ray burst (GRB) ever recorded ...

LST Collaboration Sheds Light on Brightest Gamma-Ray Burst Ever Detected. La Palma, Spain — The international LST Collaboration, in which the Department of Nuclear and Particle ...

The international CTAO LST Collaboration released remarkable findings from observations of GRB 221009A—the brightest gamma-ray burst (GRB) ever recorded. The results were published on 23 July by the ...

An international team of astrophysicists, led by Northwestern University and the University of Leicester in England, has ...

Jets that failed to punch through the outer shell of a dying star are the sources of mysterious X-ray flashes that have puzzled astronomers for decades. A new study of a star undergoing the throes of ...

Astronomers have re-examined the biggest explosion ever seen, possibly the most massive explosion since the Big Bang, to ...