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Posted 2013/05/17 10:18 CDT | 2 comments
Back in 2005 and 2006, when Pluto’s second and third moons (Nix and Hydra) were discovered, searches by astronomers for still more moons didn’t reveal any. So the accidental discovery of Pluto’s fourth moon by the Hubble Space Telescope in mid-2011 raised the possibility that the hazards in the Pluto system might be greater than previously anticipated.
Posted 2009/05/21 06:27 CDT | 0 comments
Ten Things I Wish We Really Knew In Planetary Science