Astronomers have traced a mysterious blast of X-rays to a star that, like a cosmic action hero, just refused to die.

This Powerful Gamma-Ray Blast Was the ‘Brightest of All Time’ Astronomers are “in awe” of the high-energy explosion, probably caused by a giant star’s death ...

Most Extreme Gamma-ray Blast Ever, Seen By Fermi Gamma-ray Space Telescope. ScienceDaily. Retrieved June 4, 2025 from www.sciencedaily.com / releases / 2009 / 02 / 090219141458.htm.

The spectacular blast, which also raises new questions about gamma-ray bursts, was discovered by the FGST's Large Area Telescope, a collaboration among NASA, the U.S. Department of Energy (DOE ...

For the first time, a team of researchers in Japan have witnessed one of these earthly gamma ray blasts, known as terrestrial gamma-ray flashes, being produced by a lightning discharge, ...

An unexpected and powerful new kind of star explosion has been discovered in the heavens: a so-called gamma-ray nova that radiates the most energetic form of light in the universe.

For the first time, scientists have caught lightning in the act of unleashing a powerful burst of gamma radiation known as a terrestrial gamma-ray flash (TGF). Researchers at the University of ...

The most powerful stellar explosion since the big bang has been linked to a newly discovered class of ultra-long gamma ray burst, astronomers said Tuesday at the 2013 Huntsville Gamma-Ray Burst ...

Late last year, scientists spotted a 50-second-long blast of energy coming towards Earth, known as a gamma-ray burst or GRB, which are the most powerful explosions in the universe.

Scientists believe a gamma-ray burst could have caused a huge extinction event on Earth about 450 million years ago, CBC news reported. The study was published Monday in the peer-reviewed British ...

Astronomers have chronicled a record-setting burst of gamma rays from the violent death throes of a relatively nearby massive star that imploded into a black hole.

This artist’s conception shows an edge-on view of the Milky Way galaxy. Newly discovered gamma-ray jets (pink) extend for 27,000 light-years above and below the galactic plane, and are tilted at ...