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Discovered the smallest exoplanet ever observed

Santiago, Chile - In the system of "Gliese 581" star that also includes a potentially habitable one

Famous astronomer Michel Mayor announced yesterday the discovery of the smallest exoplanet (out of our Solar System) ever observed: it is only twice bigger than the Earth and is in the system of "Gliese 581" star about 20.5 light-years (193,940.824 billion km) far. It has been called "Gliese 581 e". This stellar system belonging to the "Lyra" constellation includes three more planets. The orbit...

AVIONEWS - World Aeronautical Press Agency - 1103295
Rome, Italy, 04/22/2009 14:59
AVIONEWS - World Aeronautical Press Agency

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