Scientists say NASA’s Kepler Space Telescope has discovered Earth’s “older, bigger first cousin” – a planet that’s about 60 percent bigger than our own, circling a sunlike star in an orbit that could sustain liquid water and perhaps life. “Today, Earth is a little bit less lonely, because there’s a new kid on the block,” Kepler … Continue reading "A Place for Alien Life? Kepler Mission Discovers Earth’s Older Cousin, Kepler-452b"