Our Smallness and the Cosmic Scale: How Big the Universe Is Relative to Us, Animated https://t.co/PkDz6xD44N

Our Smallness and the Cosmic Scale: How Big the Universe Is Relative to Us, Animated https://t.co/PkDz6xD44N

— iPhoneMaster13 (@iPhoneMaster13) March 30, 2017

from Twitter https://twitter.com/iPhoneMaster13

March 30, 2017 at 02:42PM
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