News Archives Astrobiology Science News 29 December 2010 By Keith Cowing December 29, 2010 The HARPS search for southern extra-solar planets: XXVI: Seven new planetary systems Consequences of the Ejection and Disruption of Giant Planets, astro-ph The Search for signals of technological activities in the galaxy, astro-ph Star-Planet Interactions in X-rays, astro-ph Keith Cowing SpaceRef co-founder, Explorers Club Fellow, ex-NASA, Away Teams, Journalist, Space & Astrobiology, Lapsed climber. Follow on Twitter