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American astronauts cast their primary votes from Earth\u2019s orbit yesterday, President Biden\u2019s biggest primary threat wasn\u2019t named Jason Palmer, Senator Mitch McConnell endorsed Trump, and the latest presidential polling from The New York Times is complete garbage. America\u2019s favorite astrophysicist Neil deGrasse Tyson tests the limits of his friendship with \u201cDune\u201d superfan Stephen Colbert by pointing out potential scientific plot holes. Check out his book, \u201cStarry Messenger,\u201d available now in paperback.\nLearn more about your ad choices. Visit megaphone.fm/adchoices