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While the Kepler spacecraft hunts for habitable planets beyond the solar system, we\u2019ve let one of our own planets slip away! Find out why Pluto\u2019s demotion to dwarf status created a public uproar as astrophysicist Neil deGrasse Tyson reads us his hate mail. From third-graders!\nAlso, how we might find Earth-like planets\u2026 the possibility of life on Saturn\u2019s moon Titan\u2026 and TED Prize winner Jill Tarter\u2019s vision for finding E.T.\nAnd, the man who made it all possible: 400 years of Galileo and the telescope. Part of our series for the International Year of Astronomy.\nGuests\n\n\nNeil deGrasse Tyson - Astrophysicist, Head of the Hayden Planetarium, and author of The Pluto Files: The Rise and Fall of America's Favorite Planet\n\n\n\nAlan Stern - Planetary Scientist at the Southwest Research Institute, lead investigator on NASA\u2019s New Horizons Mission\n\n\nJeffrey Van Cleve - Astronomer at the Kepler Mission Science Office\n\n\nCarolyn Porco - Planetary scientist and Lead for NASA\u2019s Cassini Mission\n\n\nJill Tarter - Director of SETI Research at the SETI Institute\n\n\nAndy Fraknoi - Astronomer at Foothill College and author of Voyages Through the Universe (with CD-ROM, Virtual Astronomy Labs, and InfoTrac )\n\n\nDescripci\xf3n en espa\xf1ol\nLearn more about your ad choices. Visit megaphone.fm/adchoices