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Article: 2007 Gamma ray burst did not originate from neutron stars or black holes in Andromeda Galaxy

Article from:
The Hindustan Times
Article date:
January 5, 2008
Copyright

Report from Asian News International brought to you by HT Syndication.

Washington, Jan. 5 -- New observations from physicists have led to the conclusion that intense burst of gamma rays possibly coming from the Andromeda Galaxy in February 2007 lacked a gravitational wave, which rules out an initial interpretation that the burst came from merging neutron stars or black holes within the galaxy.

Gamma ray bursts are among the most violent and energetic events in the universe.

On Feb. 1, 2007, four gamma ray satellites measured a short but intense outburst of energetic gamma rays originating in the direction of the Andromeda galaxy 2.5 million light years from Earth.

The majority of short ...

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