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Published online 25 January 2006 | Nature | doi:10.1038/news060123-5
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Found: one Earth-like planet
Astronomers use gravity lensing to spot homely planets.
Astronomers say they have found the most Earth-like planet yet outside our Solar System. At just 5.5 times the mass of Earth it is one of the smallest extrasolar planets ever found, and orbits its star at a distance comparable to that of habitable worlds.
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