Last Updated: Friday, September 18, 2009, 11:30
Detailed data about the smallest planet ever found outside our solar system suggest it is a rocky "super-Earth" world very like our own, European astronomers have said.
Last Updated: Friday, August 7, 2009, 12:17
European astronomers have said that the smallest planet yet detected outside our Solar System, dubbed ‘Super Earth’, appears to have a solid surface.
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