Relative sizes of the newly discovered habitable-zone planets and Earth. Left to right: Kepler-69c, Kepler-62e, Kepler-62f and Earth (except for Earth, these are artists' renditions). Image credit: ...

PASADENA, Calif. — NASA’s Kepler mission has discovered two new planetary systems that include three super-Earth-size planets in the “habitable zone,” the range of distance from a star where the ...

On April 18, scientists announce the discovery of three Earth-like planets potentially suited for life. Kepler-62e, Kepler-62f, and Kepler-69c are three unique examples among the total 122 confirmed ...

(CNN) — In the midst of chaos here on Earth, scientists are finding hope for life on other planets. Scientists announced Thursday the discovery of three planets that are some of the best candidates so ...

Kepler-69c's speed and distance from its star make it more analogous to Venus than Earth, and it's larger than the Kepler-62 planets, at 1.7x Earth-size. It's not necessarily as well-suited to life, ...

This artist's rendering shows Kepler-69c, a super-Earth-size planet in the habitable zone of a star like our sun, located about 2,700 light-years away in the constellation Cygnus. Astronomers ...

NASA on Thursday made a major announcement, saying our place in the universe has some new neighbors on which life could be flourishing.NASA scientists announced the discovery of three new planets on ...