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Astronomy pictures of the week (2012.11.18-11.24) (6)

People's Daily Online)  11:39, November 24, 2012

NGC 6357: Cathedral to Massive Stars. Estimates made from distance, brightness and standard solar models had given one star in the open cluster Pismis 24 over 200 times the mass of our Sun, nearly making it the record holder. (Photo/ NASA)


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(Editor:马茜、梁军)

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