Scientists found 3 planets in the ` ` habitable zone '' of their host stars . Two of the planets -- Kepler-62e and Kepler-62f -- are described in a study released Thursday in the journal Science . Kepler-69c is less clearly in the habitable zone than the other 3 planets . They are all more than 1,000 light - years away . The Kepler satellite is looking at more than 150,000 stars for possible planets around them .
Scientists found 3 planets in the ` ` habitable zone '' of their host stars . Kepler-69c is less clearly in the habitable zone than the other 3 planets . They are all more than 1,000 light - years away . The Kepler satellite is looking at more than 150,000 stars for possible planets around them .