NASA's New Horizons spacecraft has returned the best colour and the highest resolution images yet of Pluto's largest moon, Charon, which show a surprisingly complex and violent history.
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 region first spotted by NASA's New Horizons spacecraft last year.
The new photo was taken on April 9 from a distance of about 115 million kilometres.
NASA's Pluto experts have revealed new high resolution close up images of the surface of Pluto -- and admit they are stunned by the planet.
NASA's Hubble Space Telescope has shown that two of Pluto's moons, Nix and Hydra, wobble unpredictably.
The mind-blowing dwarf planet has ice mountains and water
Ahead of this momentous event, learn why the spacecraft won't be stopping at the dwarf planet and much more.
NASA has confirmed its New Horizons probe worked flawlessly on its flight past Pluto.
John Day's music won't play for months but fits in well with the context of the film.
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