EXPERTS have spotted a potentially habitable new planet that might be “remarkably similar to Earth”. But there is one chilly catch – scientists believe temperatures may below ...

Add Yahoo as a preferred source to see more of our stories on Google. An illustrated moon-forming disk surrounds an alien planet. (NASA, ESA, CSA, STScI, Gabriele Cugno/University of Zürich, NCCR ...

WASHINGTON — An Earth-sized planet in its star's habitable zone has been discovered in data from NASA’s Kepler space telescope. NASA says the newly found exoplanet is the closest to Earth in size and ...