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Sun Was Shining Early On

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07-September-2005, 06:03 PM

Fraser

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Sun Was Shining Early On

SUMMARY: New research from the University of California, San Diego suggests that the cloud of gas and dust that would eventually turn into the Sun was already hot and glowing. The ultraviolet radiation blazing off this protosun played a big part in chemically shaping the early Solar System, including many of the organic compounds that make up life on Earth. The scientists detected it by finding evidence of high-energy solar wind in ancient meteorites.

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