An explsion older than earth still visible

Posted on March 22, 2008 at 10:20 am.
Filed Under Science |

Black holeGamma ray bursts occur when huge stars use up all their fuel and their core collapses, forming black holes or neutron stars. A brightest cosmic explosion has been detected by NASA 7.5 billion light years away. That means it occurred before Earth was formed. The explosion was seen last Wednesday without any visual aid.

(Photo Source:researchnews.osu.edu)

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