News Archives Astrobiology News 5 October 2006 By Keith Cowing October 5, 2006 Radius and Structure models for the First Super-Earth Planet, arXiv.org The effect of Semi-Collisional Accretion on Planetary Spins, arXiv.org Transiting extrasolar planetary candidates in the Galactic bulge, arXiv.org Solar X-ray Flare Hazards on the Surface of Mars, arXiv.org Keith Cowing SpaceRef co-founder, Explorers Club Fellow, ex-NASA, Away Teams, Journalist, Space & Astrobiology, Lapsed climber. Follow on Twitter