From the Daily Mail.uk.com
Is this the new Earth? Astronomers discover planet just 20 light years away with similar atmosphere and gravity which has '100% chance of life' - and may contain water
By David Derbyshire
Last updated at 9:13 AM on 30th September 2010
Planet's gravity means a human could walk on the surface
Highest average temperature is -12C - cold but survivable. Scientists say incredible discovery points to universe full of Earth-like planets
The chances that future generations will one day colonise the stars have just got higher.
Astronomers tonight announced the discovery of the most Earth-like planet ever found - a rocky world three times the size of our own world, orbiting a star 20 light years away..
The planet lies in the star's 'Goldilocks zone' - the region in space where conditions are neither too hot or too cold for liquid water to form oceans, lakes and rivers.
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