NASA – NASAs Kepler Confirms Its First Planet in Habitable Zone of Sun-Like Star. – “The newly confirmed planet, Kepler-22b, is the smallest yet found to orbit in the middle of the habitable zone of a star similar to our sun. The planet is about 2.4 times the radius of Earth. Scientists don’t yet know if Kepler-22b has a predominantly rocky, gaseous or liquid composition, but its discovery is a step closer to finding Earth-like planets. “

First planet in The Goldilocks Zone …  Even at 600 light years away, this is still incredibly exciting.