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Saturday, December 29, 2018

Carl Sagan holding the Pioneer 10 plaque. Currently flying into...



Carl Sagan holding the Pioneer 10 plaque. Currently flying into interstellar space more than 7.6 billion miles away. [1049 x 720] via /r/spaceporn http://bit.ly/2LG2FfU



via Tumblr http://bit.ly/2AwlJcb

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