News Archives Astrobiology Science News 6 February 2009 By Keith Cowing February 6, 2009 Non-Detection of Polarized, Scattered Light from the HD 189733b Hot Jupiter, astro-ph, astro-ph On the protection of extrasolar Earth-like planets around K/M stars against galactic cosmic rays, astro-ph Keith Cowing SpaceRef co-founder, Explorers Club Fellow, ex-NASA, Away Teams, Journalist, Space & Astrobiology, Lapsed climber. Follow on Twitter