Blast from the past. .
The cataclysmic blast, known as a gamma ray burst, had taken nine billion years to reach earth.
The explosion lasted little more than a minute, but produced more energy than the whole of the rest of the universe combined.
The bursts have been observed a number of times since their discovery in the 1960s, but the latest was 10 times more powerful than the others.
Prof George Djorgovski, from the California Institute of Technology, said: "We were stunned."
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|Author:||Radowitz, John von|
|Publication:||The Mirror (London, England)|
|Date:||Mar 27, 1999|
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