Guest
March 9, 2011 Dr. Chris McKay (NASA Ames Research Center) Titan, Saturn’s largest satellite, is the only moon with a thick atmosphere. In many ways, Titan is a cold twin of the Earth, with liquid methane playing the same role there as water plays on our planet. Life on Earth is based on liquid water; could there be life on Titan based on liquid methane? Dr. McKay (co-investigator on the Huygens probe that landed on Titan) discusses the new picture we have of this alien world, with its lakes, its rivers, an
