There's Water on Alien Planets, Just Not As Much as Scientists Thought: Study : Read more The majority of discovered planets are in an inhabitable zone and they must be quite large for us to ...

The seven rocky planets circling the nearby star TRAPPIST-1 have lots of water, a new study suggests — perhaps too much to make them good bets for life.

Water found on a potentially life-friendly alien planet. A super-Earth about 111 light-years away is “the best candidate for habitability that we know right now,” astronomers say.

Two newly discovered alien planets might be water worlds whose global oceans are teeming with life, scientists say. The existence of the distant exoplanets, called Kepler-62e and Kepler-62f, was ...

Every rocky planet likely develops a liquid-water ocean shortly after forming, suggesting that potentially habitable alien worlds may be common throughout the universe, a prominent scientist says ...

NASA's Hubble Space Telescope has detected water in the atmospheres of five planets beyond our solar system, two recent studies reveal. The five exoplanets with hints of water are all scorching ...

Beyond our solar system, countless alien worlds of lava, ice, water and noxious gas swirl through the cosmos. Here are some of the strangest exoplanets that scientists have discovered so far.

There could be many more Earth-like planets hosting liquid water, increasing the odds of finding alien life outside the Solar System, a new analysis suggests.. Even on a planet where conditions ...

Beyond our solar system, countless alien worlds of lava, ice, water and noxious gas swirl through the cosmos. Here are some of the strangest exoplanets that scientists have discovered so far.

K2-18b is considered a Hycean exoplanet – as opposed to a rocky planet – due to its potential to possess a hydrogen-rich atmosphere and surface covered in ocean water.. Since it was discovered ...