Pluto’s moon Charon The US space agency has revealed an image of Pluto’s largest moon Charon which has a vast dark area on its north pole. The enigmatic zone was immediately dubbed by Tolkien-inspired scientists as ‘Mordor’. “In Charon’s north polar region, a dark marking prominent in New Horizons’ approach images is now seen to have a diffuse boundary, suggesting it is a thin deposit... 

This artist’s concept obtained December 1, 2014 courtesy of NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute (JHUAPL/SwRI), shows the New Horizons spacecraft as it approaches Pluto and its three moons in summer 2015. The New Horizons spacecraft has come out of hibernation mode in anticipation of rendezvous with Pluto and its moons. The spacecraft will be exploring...