written by mike mcray, on december 9th, 2021
what: our sun may have been born with a trouble-making twin called ‘nemesis’
when: study published may 3rd, 2017
who/where: two researchers from uc berkeley and the harvard-smithsonian astrophysical observatory
sarah sadavoy from the harvard-smithsonian astrophysical observatory
an astronomer from the university of california berkeley named richard muller
interesting fact: most stars are born in groups
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