When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were ...

This artist’s impression shows a sunset seen from the super-Earth Gliese 667 Cc. Astronomers have estimated that there are tens of billions of such rocky worlds orbiting faint red dwarf stars in the ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

— -- Astronomers on Monday reported the discovery of an Earth-like planet outside the solar system whose size and distance from its own star put it in the "habitable" zone and make for a surface ...

Astronomers are on a constant search for life out in the universe and a big part of that search is finding planets where life can even form. But for a while scientists have been getting repeating ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An artist's impression of TRAPPIST-1d transiting its star, seen from up close. Two other worlds, ...

Temperatures on the planet could make water theoretically possible. Astronomers are researching an Earth-like exoplanet that could contain water, according to NASA. The exoplanet, named TRAPPIST-1 e, ...