Astronomers have found water vapor around a young star within the constellation Taurus, 450 light-years away from Earth. “I had never imagined that we could capture an image of oceans of water vapor ...

The most common stars in the universe are red dwarf stars, which means that rocky exoplanets are most likely to be found orbiting such a star. Red dwarf stars are cool, so a planet has to hug it in a ...

Today, the planet Mars presents itself as a cold, arid desert, but its soil retains the imprint of a far more welcoming past.

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers using ...

The James Webb Space Telescope has identified an enormous stream of water vapor erupting from the surface of one of Saturn's moons, NASA announced this week. The plume measures at least 6,000 miles ...

Enceladus, a frozen moon orbiting Saturn, has caught the interest of scientists because of the plumes of water vapor that erupt from its icy crust, which are possible evidence for a subsurface ocean.

NASA’s James Webb Space Telescope has detected water vapor in a “planet-forming” area of a distant star, the agency announced Monday, in a major discovery that marks the first time astronomers have ...