Sun’s sibling spotted

Method to find relatives may point way to birthplace of solar system

SOLAR TWIN  HD 162826, a star that may have been born in the same nebula as the sun, sits nearly 110 light-years away in the constellation Hercules. It’s a bit warmer, brighter and more massive than the sun but has nearly the same chemical composition.

I. Ramírez, Tim Jones/McDonald Observatory

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