Spirals in dust around young stars may betray presence of massive planets - https://t.co/1igNRMANax https://t.co/boxqvRJmXr
— iPhoneMaster13 (@iPhoneMaster13) November 1, 2015
from Twitter https://twitter.com/iPhoneMaster13
October 31, 2015 at 11:50PM
via IFTTT
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