On Thursday, NASA will conduct the first unmanned launch of the Orion capsule that it hopes will someday carry astronauts to Mars. To get ready for the big day, its scientists are giving a briefing this afternoon about the challenges that must be overcome before we can send people on such a faraway space mission. Watch it live at NASA TV.
Andrew Moseman
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Andrew's from Nebraska. His work has also appeared in Discover, The Awl, Scientific American, Mental Floss, Playboy, and elsewhere. He lives in Brooklyn with two cats and a snake.
