Kepler-186f (IMAGE) San Francisco State University Caption Kepler-186f, seen here in an artist's rendering and discovered in 2014 by a team of astronomers including SF State's Stephen Kane, is one of more than 200 "exoplanets" that researchers say lie within the "habitable zone" of their stars and could potentially have life. Credit Danielle Futselaar Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.