RT @NewHorizons2015: Getting closer! By May we should detect Pluto’s smallest moons: Kerberos & Styx. Only Charon, Nix & Hydra seen as yet http://t.co/ykG51xa04J
RT @NewHorizons2015: Getting closer! By May we should detect Pluto’s smallest moons: Kerberos & Styx. Only Charon, Nix & Hydra seen as yet http://t.co/ykG51xa04J