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Weekly Space Hangout – February 13, 2015 – Paul Gilster and his “Centauri Dreams”

Host: Fraser Cain (@fcain) Special Guest: Paul Gilster (centauri-dreams.org / @centauri_dreams),author of “Centauri Dreams” Guests: Morgan Rehnberg (cosmicchatter.org / @MorganRehnberg ) Dave Dickinson (@astroguyz / www.astroguyz.com) Brian Koberlein (@briankoberlein) This Week’s Stories: SpaceX news A (very!) salty ocean for Enceladus? Cassini begins a year of moon imaging The February ‘Black Moon’ The Number of Reachable …

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Weekly Space Hangout – Jan 9, 2015: Andy Weir of “The Martian”

Host: Fraser Cain (@fcain) Special Guest: Andy Weir , author of “The Martian” Andy was first hired as a programmer for a national laboratory at age fifteen and has been working as a software engineer ever since. He is also a lifelong space nerd and a devoted hobbyist of subjects like relativistic physics, orbital mechanics, …

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There Are No Such Things As Black Holes

That’s the conclusion reached by one researcher from the University of North Carolina: black holes can’t exist in our Universe — not mathematically, anyway. “I’m still not over the shock,” said Laura Mersini-Houghton, associate physics professor at UNC-Chapel Hill. “We’ve been studying this problem for a more than 50 years and this solution gives us a …

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