GRB 080913 - Brightest Gamma Ray Burst To-Date Existed Before The Milky Way
Monday, September 22, 2008 - 16:56
in Astronomy & Space
A gamma-ray burst is, in a sense, a look back in time. Scientists have now seen one that happened farther back in time than any other seen before. Even before the existence of the Milky Way. Gamma-ray bursts (GRBs) are the most powerful and brightest explosions of energy in our universe. They last only a few milliseconds to several minutes and they outshine all other sources of gamma rays combined. Astronomers now think that most GRBs are associated with the explosive deaths of massive stars. These stars collapse and explode when they run out of nuclear fuel. Read More...
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