en-us Space exploration and planetary science. (Weekly) Mat Kaplan http://planetary.org/radio/ Space exploration and planetary science. (Weekly) Each week, Planetary Radio visits with a scientist, engineer, project manager, advocate or writer who can provide a unique perspective on the quest for knowledge about our solar system and beyond. We also showcase regular features that raise your space IQ while they put a smile on your face. Produced by The Planetary Society. Visit our web site for an episode guide and broadcast directory. Copyright © 2009 The Planetary Society Mat Kaplan planetaryradio@planetary.org no Mat Kaplan Guests: We're Back! Bill Nye Describes the LightSail Project, and We're Back! Bill Nye Describes the LightSail Project Come sailing with us! Bill Nye the Science and Planetary Guy satisfies your curiosity about The Planetary Society's LightSail project in a special conversation. First though, Emily Lakdawalla provides updates on the discovery of water hiding in the Moon's permanent shadows and Mars Exploration Rover Spirit's attempt to free itself from a sand trap. Puppies from space! Bruce Betts and Mat Kaplan will explain in this week's edition of What's Up http://s3.amazonaws.com/planetary/radio/pr20091116_64kb.mp3 Mon, 16 Nov 2009 05:00:00 GMT 00:28:52 science space exploration astronomy solar system planets Mercury Venus Mars Saturn Jupiter Uranus Pluto NASA JPL shuttle telescope asteroids deep space probes Mat Kaplan Guest: Celebrating Carl Sagan and a New Solar Sail With Ann Druyan Solar sailing returns with LightSail, announced on the 75th anniversary of Carl Sagan's birth. http://s3.amazonaws.com/planetary/radio/pr20091109_64kb.mp3 Mon, 09 Nov 2009 05:00:00 GMT 00:28:50 science space exploration astronomy solar system planets Mercury Venus Mars Saturn Jupiter Uranus Pluto NASA JPL shuttle telescope asteroids deep space probes Mat Kaplan Guest: Lou Friedman Reviews the Augustine Human Spaceflight Report The Review of U.S. Human Space Flight Plans Committee report was released October 22nd. Planetary Society Executive Director Lou Friedman provides his perspective in this week's show. Bill Nye says something very strange is going on at the edge of our solar system. Emily Lakdawalla explains the hexagon at Saturn's north pole. Bruce Betts and Mat Kaplan give away a collector's edition Cosmos 1 Solar Sail Team windbreaker in the new What's Up http://s3.amazonaws.com/planetary/radio/pr20091102_64kb.mp3 Mon, 02 Nov 2009 05:00:00 GMT 00:28:52 science space exploration astronomy solar system planets Mercury Venus Mars Saturn Jupiter Uranus Pluto NASA JPL shuttle telescope asteroids deep space probes Mat Kaplan Guest: Judging a Planet's Habitability With Abel Mendez Nearly 400 exoplanets discovered so far, and a truly terrestrial planet may be found soon. Abel Mendez has proposed a system for evaluating any planet's ability to support life, including our own! Bill Nye on the elemental link between two stories in the news. Emily Lakdawalla's Q&A says there really ARE planets. A new space trivia quiz on What's Up with Bruce Betts and Mat Kaplan. Your Support Makes Planetary Radio Possible! Make a http://s3.amazonaws.com/planetary/radio/pr20091026_64kb.mp3 Mon, 26 Oct 2009 04:00:00 GMT 00:28:52 science space exploration astronomy solar system planets Mercury Venus Mars Saturn Jupiter Uranus Pluto NASA JPL shuttle telescope asteroids deep space probes