News Summary Archives Astrobiology Science News 26 July 2007 By Keith Cowing July 26, 2007 Characterization of the hot Neptune GJ 436b with Spitzer and ground-based observations, arXiv.org Keith Cowing Biologist, Explorers Club Fellow, ex-NASA Space Biologist and Payload integrator, Editor of NASAWatch.com and Astrobiology.com, Lapsed climber, Explorer, Synaesthete, Former Challenger Center board member 🖖🏻 Follow on Twitter