Pluto 'paints' its largest moon red: NASA

The reddish polar region on Pluto's largest moon, Charon, is an effect of methane gas escaping from the icy dwarf planet's atmosphere, say scientists who solved the mystery behind the coloured......

Pluto's moons tumbling in absolute chaos

Two of Pluto's moons, Nix and Hydra, wobble unpredictably, according to a comprehensive analysis of data from NASA's Hubble Space Telescope. This illustration shows the scale and comparative......

NASA probe clicks FIRST-EVER first colour image of Pluto

This image of Pluto and its largest moon, Charon, was taken by the Ralph color imager aboard New Horizons on April 9, 2015, from a distance of about 71 million miles (115 million kilometers). It......

Greetings from Pluto: NASA probe survives flyby, phones home

NASA has confirmed its New Horizons probe worked flawlessly on its flight past Pluto -- and is now set to begin sending back images that will unravel the mystery of the dwarf planet’s strange......