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Astronomers have produced a new colour map of Pluto, the most distant planet in our Solar System, using images from the Hubble Space Telescope. The detailed map shows areas likely to be methane frost and a bright spot perhaps made of frozen carbon monoxide.
2005-09-12
map planet Pluto Hubble Space Telescope CharonA rare astronomical event has allowed scientists to show that Pluto's moon - known as Charon - has no atmosphere. This could dismiss claims Charon is a planet twinned with Pluto and provide further insight into their formation. Two groups of scientists made observations of the moon as it eclipsed a distant star in the July of 2005.
2006-01-07
Moon planet Pluto Charon atmosphere