Twin Earth Discovered, KOI 172.02, Most Earth-Like Planet Yet Found

The most Earth-like planet yet found has just been discovered by the Kepler
space probe. The newly discovered exoplanet is actually about 1.5 times bigger
than Earth, so it's known as a 'super-Earth'. The planet, KOI (Kepler
Object of Interest) 172.02, is following an orbit that is well within the
habitable zone of a star [...]
Source:
http://www.ezonearticle.com/2013/01/10/twin-earth-discovered-koi-172-02-most-earth-like-planet-yet-found/