News Archives Astrobiology News 2 March 2007 By Keith Cowing March 2, 2007 NASA Spaceline 2 March 2007 Current Space Life Science Awareness An extrasolar planetary system with three Neptune-mass planets, arXiv.org Apsidal Behavior Among Planetary Orbits: Testing the Planet-Planet Scattering Model, arXiv.org Keith Cowing SpaceRef co-founder, Explorers Club Fellow, ex-NASA, Away Teams, Journalist, Space & Astrobiology, Lapsed climber. Follow on Twitter
