A new study casts doubt on a long-standing belief about the power behind gamma-ray bursts, the most energetic explosions in the universe. [More]
HUNTSVILLE, Ala., July 31 (UPI) -- The U.S. space agency says its new orbiting gamma-ray telescope, still in its checkout phase, has detected 12 powerful gamma-ray bursts.
... among the most distant objects known.
Gamma-ray bursts are the universe's most luminous explosions. Most occur ... spacecraft's instruments caught the first X-rays from a new supernova days before optical ...
... every day or so are, for a brief time, the brightest objects in the gamma-ray sky. ESA’s Integral ... observed several low-luminosity gamma-ray bursts, confirming the existence of an entire population of ...
More than four decades after they were discovered, gamma-ray bursts continue to mystify astrophysicists. Next week, experts from 25 countries will converge on Huntsville, Alabama, to discuss and ...
A curiously short-lived type of gamma-ray burst has astronomers puzzled. Leading experts discuss the clues at today's Gamma-ray Burst Symposium in Huntsville, Alabama.
... .
The study focused on a "long duration" gamma-ray burst known as GRB 080607. This type of ... of the University of Toledo. "Many so-called dark bursts, with no observable afterglow, probably mark the ...
The brilliant afterglow of a powerful gamma-ray burst (GRB) has enabled astronomers to probe the star-forming environment of a distant galaxy, resulting in the first ...
... able to both locate and point at gamma ray bursts (GRBs) far quicker than any ... explained: "By looking at these earlier moments of gamma ray bursts, we will not only be able to better calculate things ...
WASHINGTON, April 28 (UPI) -- The U.S. space agency says its Swift satellite has found a gamma-ray burst from a star that died when the universe was only 630 million years old.
A gamma-ray burst detected by NASA's Swift satellite has smashed the previous distance record for the most powerful explosions in the Universe. Researchers are calling it 'an incredible find' ...
... . Just two months ago, a gamma-ray burst at a distance of 13.1 billion years ... result of measurements using other techniques, and "dark gamma-ray bursts could provide a complementary way of answering ...
... about dark matter, black holes, and gamma-ray bursts. Scientists expect the orbiting telescope to detect thousands of hitherto unknown gamma-ray sources. With its extraordinary sensitivity and wide ...
... among other things, enormously powerful gamma-ray bursts, strange beams of charged particles ... work ahead. The telescope is weeding out unwanted cosmic rays and measuring the first of the billion or so ...
... 5 million times greater than dental X-rays, is little explored.
The spacecraft's secondary instrument, the GBM, spotted 31 gamma-ray bursts in its first month of operations. These high- ...
