Astronomers just discovered two of the closest-orbiting twin stars ever https://t.co/PbGwHzVxoA https://t.co/41LrxYS71e
— iPhoneMaster13 (@iPhoneMaster13) September 1, 2016
from Twitter https://twitter.com/iPhoneMaster13
September 01, 2016 at 10:51AM
via IFTTT
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