They may be the most important questions in all of science: Where do we come from? Are we alone? Researchers Ralph Pudritz and Maikel Rheinstadter are working on these puzzles with their new Planetary Simulator, possibly edging toward the natural creation of self-replicating molecules. Bruce Betts’ new book, Astronomy for Kids, is just one of the prizes offered in this week’s What’s Up space trivia contest. Learn more at: http://www.planetary.org/multimedia/planetary-radio/show/2018/1107-2018-pudritz-rheinstadter-origins.htmlLearn more about your ad choices. Visit megaphone.fm/adchoicesSee omnystudio.com/listener for privacy information.See omnystudio.com/listener for privacy information.

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“What did the council decide on item 42?” — answered with the speaker and the moment.

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