Although astronomers have directly imaged a few dozen gas giants on the scale of Jupiter, Earth-sized planets are too small and dim to be directly imaged. That's not to say there's a shortage of Earth ...

NASA's planet-hunting mission, the Kepler Space Telescope, has just discovered Kepler-452b, a planet that scientists are calling "Earth 2.0." Scientists said in a press conference Thursday that they ...

Kepler-452b is one of the most Earth-like planets ever discovered, orbiting a star much like our Sun. Located over 1,400 ...

(CNN) — Ever have one of those days where you just wanna be alone, maybe have the planet to yourself? Well, based on sheer numbers, there may be a planet just for you. Astronomers at the University of ...

Scientists identify exoplanet candidate HD 137010 b, a possible Earth-size world orbiting a Sun-like star 146 light-years away ...

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

There's something wrong with Kepler, the sun-orbiting spacecraft at the center of NASA's mission to identify Earth-like, habitable planets orbiting other stars. And if the space agency's engineers can ...

CAPE CANAVERAL, Fla. -- An eighth planet has been found in a faraway solar system, matching our own in numbers. Even more amazing, machines and not humans made the discovery. NASA joined with Google ...