News Archives Astrobiology News 7 March 2007 By Keith Cowing March 7, 2007 The water ice rich surface of (145453) 2005 RR43: a case for a population of trans-neptunian objects?, arXiv.org Extrasolar planetary dynamics with a generalized planar Laplace-Lagrange secular theory, arXiv.org Irregular Satellites of the Planets: Products of Capture in the Early Solar System, arXiv.org Keith Cowing SpaceRef co-founder, Explorers Club Fellow, ex-NASA, Away Teams, Journalist, Space & Astrobiology, Lapsed climber. Follow on Twitter