RT @NASA: Earth’s bigger, older cousin! @NASAKepler discovers new distant planet that’s near-Earth-size: go.nasa.gov/1fp668W http://t.co/hoog1ZsdNs
RT @NASA: Earth’s bigger, older cousin! @NASAKepler discovers new distant planet that’s near-Earth-size: go.nasa.gov/1fp668W http://t.co/hoog1ZsdNs