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As these beams sweep across the Earth, the highly sensitive Fermi gamma-ray telescope can observe their periodic pulses of energy. With more than 15 years of data, Fermi has transformed the field ...
The October 22 gamma ray burst was the brightest and the closest one astronomers have ever seen — and it was 2.4 billion light years away. According to NASA, that was a one in ten thousand year ...
ESA’s International Gamma-Ray Astrophysics Laboratory, INTEGRAL, will be the most sensitive gamma-ray observatory ever launched, able to detect radiation from the most distant violent events.
Gamma-Ray Burst 221009A occurred approximately 2.4 billion light-years away in the direction of the constellation Sagitta. (Photo Courtesy of International Gemini Observatory) ...
The brightest gamma-ray burst ever seen may have been powered by a unique jet structure, scientists say. The discovery could shed new light on the origins of the universe.
An unexpected and unexplained gamma-ray signal from beyond the Milky Way found among 13 years of NASA Fermi Telescope data could be linked to another cosmic mystery.
An illustration of a gamma-ray burst. (Image credit: NASA/Swift/Cruz deWilde) Astronomers have cataloged a stunning treasure trove of over 500 of the universe's most powerful explosions.
The University of Arizona’s astronomers, involved in the global collaboration that witnessed the brightest gamma-ray burst, GRB 221009A, in 55 years on Oct. 9, 2022, are now analyzing data from ...
Gamma-ray flashes in thunderstorms Scientists know thunderstorms emit very short TGFs, as well as longer gamma-ray flashes, which can last from minutes to hours.
Since Gamma Ray Bar opened off Capitol Square on June 1, its purple front door at 121 W. Main St. has been a wormhole to another galaxy inhabited by music and dance. The combined bar and music venue ...