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A bright gamma-ray flare observed in March 2011 by the Swift satellite was not your typical gamma-ray burst, according to UC Berkeley astronomers and their colleagues. Its long duration and location at the center of a distant galaxy suggests that the flare was emitted as a star was ripped apart by a massive black hole.
Tag: gamma-ray burst
Burst at edge of universe may be most distant object
May 25, 2011:
A gamma-ray burst observed in 2009 happened 13.14 billion years ago, only 520 million years after the universe was born. If confirmed, this flash of light from the early universe could be the most distant object discovered to date, says UC Berkeley post-doc Antonino Cucchiara.
