http://twitter.com/iPhoneMaster13/status/1121278987609739265Why alien 'megastructures' may hold key to making contact with extraterrestrials https://t.co/MjdGknoSZG

Why alien 'megastructures' may hold key to making contact with extraterrestrials https://t.co/MjdGknoSZG

— iPhoneMaster13 (@iPhoneMaster13) April 25, 2019

from Twitter https://twitter.com/iPhoneMaster13

April 25, 2019 at 01:05AM
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