Planck telescope says first stars fired up 560 million years after Big Bang, and not 420

February 6, 2015 10:04 AM

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Planck telescope says first stars fired up 560 million years after Big Bang, and not 420

The team of scientists operating the Planck telescope in Europe says the first stars fired up to light the universe 560 million years after it got rolling, and not 420 years after the Big Bang occurred as was widely believed.

The Big Bang in cosmology is the cosmic explosion that is hypothesized to have marked the origin of the universe, but the first stars did not light up 420 million years after this phenomenon as earlier believed; the Planck telescope now indicates it happened when the universe already came alive.

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