And Mars from earth: http://stars.astro.illinois.edu/arc/sk102612.html … MT @nationaljournal: Earth from Mars http://njour.nl/LUoJ60 pic.twitter.com/9YoTKfCd7I
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And Mars from earth: http://stars.astro.illinois.edu/arc/sk102612.html … MT @nationaljournal: Earth from Mars http://njour.nl/LUoJ60 pic.twitter.com/9YoTKfCd7I