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'Godzilla of Earths': Alien Planet 17 Times Heavier Than Our World Discovered
http://www.space.com/26085-godzilla-mega-earth-kepler-10c-aas224.html
BOSTON — Scientists have just discovered the "Godzilla of Earths" — a new type of huge and rocky alien world about 560 light-years from Earth.
Dubbed a "mega-Earth," the exoplanet Kepler-10c weighs 17 times as much as Earth and it circles a sunlike star in the constellation Draco. The mega-Earth is rocky and also bigger than "super-Earths," which are a class of planets that are slightly bigger than Earth.
http://www.space.com/26085-godzilla-mega-earth-kepler-10c-aas224.html