By Paul Rincon Science reporter, BBC News

The maps of Pluto reveal a mottled brown and charcoal surface

The icy dwarf planet Pluto undergoes dramatic seasonal changes, according to images from the Hubble Space Telescope.

The pictures from Hubble revealed changes in the brightness and the colour of Pluto's surface.

Mike Brown, from the California Institute of Technology, suggested Pluto had the most dynamic surface of any object in the Solar System.

Hubble will provide our sharpest views of Pluto until the New Horizons probe approaches in 2015.
BBC News
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