Astronomers have discovered the "Godzilla" of all Earths -- a new type of rocky planet that weighs 17 times as much as our planet and is more than twice as large in size, a surprising find that could change scientists' understanding of the origins of the universe.
The National Aeronautics and Space Administration's planet-hunting Kepler spacecraft which is carrying out a new mission has made its first exoplanet discovery -- a 'super-Earth' located 180 light-years from Earth.
