NASA's Kepler mission has discovered its first Earth-size planet candidates and its first candidates in the habitable zone, a region where liquid water could exist on a planet's surface. Five of them are Earth-like. The findings increase the number of planet candidates identified by Kepler to-date to 1235. 170 stars show evidence of multiple planetary candidates
Source: http://kepler.nasa.gov/news/nasakeplernews/index.cfm?FuseAction=ShowNews&NewsID=98