News Summary Archives Astrobiology Science News 3 December 2009 By Keith Cowing December 3, 2009 Detecting and characterizing extrasolar planetary systems with astrometry: review from the Blue Dots astrometry working group, astro-ph Checking Stability Of Planet Orbits In Multiple-planet Systems, astro-ph 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
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