Add Yahoo as a preferred source to see more of our stories on Google. The case for a newborn ocean on Saturn's moon Mimas continues to build. Research mapping the thickness of the world's icy crust ...

Careful reanalysis of data from more than a decade ago indicates that Saturn's biggest moon, Titan, does not have a vast ocean beneath its icy surface, as suggested previously. Instead, a journey ...

This composite image of Pluto, right, and Charon, its largest moon, showcases photos captured by NASA’s New Horizons spacecraft in July 2015. Credit: NASA / JHUAPL / SwRI Unlike how scientists believe ...

New research on the Uranian moon Ariel suggests the icy world may be hiding a deep secret. Credit: NASA / JPL Scientists think one of Uranus' moons may once have had an ocean roughly 100 miles deep — ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Saturn’s largest moon, Titan, which since 2008 thought to ...

Look up at the Moon on a clear night and it feels permanent. It has watched over dinosaurs, ancient kingdoms and modern cities. It seems as though it has always stayed in exactly the same place. But ...

Growing evidence suggests that a subsurface ocean lurks beneath the icy surface of Uranus' moon Ariel, but new research, published in Icarus, characterizes the possible evolution of this ocean, and ...

Europa is one of Jupiter’s four large moons, a frozen world slightly smaller than Earth’s Moon, and beneath its bright icy shell scientists believe a global ocean of liquid water sloshes in the dark.

Carbon from deep grooves on Uranus’ moon Ariel? Ariel has carbon dioxide ice and other carbon deposits on its surface. How did they get there? The study last year suggested they originated from within ...

This artist's concept of Jupiter's moon Ganymede, the largest moon in the solar system, illustrates the "club sandwich" model of its interior oceans. Scientists suspect Ganymede has a massive ocean ...

Learn how ice crystallizes on the surface of Europa, a moon of Jupiter, may hold promise for signs of extraterrestrial life within its subsurface ocean. Europa, a moon of Jupiter, has long been one of ...