The crew of The Ark (streaming now on Peacock) abandoned a dying Earth in pursuit of humanity’s new home on Proxima centauri b. That world does have one thing going for it, it’s nearby, orbiting the ...

NASA’s Kepler Space Telescope confirmed more than 2,600 exoplanets, including several located in the so-called habitable zone, where liquid water could exist. Worlds like Kepler-186f, Kepler-452b, and ...

A review of early data returned by NASA's Kepler mission has revealed one of the most Earth-like exoplanets discovered so far. Located 300 light-years away, the new planet is slightly larger than our ...

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 ...

The artist's concept depicts Kepler-186f , the first validated Earth-size planet to orbit a distant star in the habitable zone—a range of distance from a star where liquid water might pool on the ...

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: ...

SAN FRANCISCO — NASA’s Kepler mission already has found more than 1,200 potential alien planets, but it will likely be a few years before it hauls in the exoplanet “holy grail” — an alien Earth.

NASA has discovered a new super-Earth that has a year only lasting a few hours. The exoplanet K2-141b, was found very close to its orange sun-like star, and has an orbital period of less than one ...