Evidence points to a long-lost ocean beneath Ariel’s icy crust. Tides and orbit shifts may have cracked its surface billions of years ago. Growing evidence indicates that a deep ocean may lie hidden ...

"Complex chemical reactions" discovered in fresh ice grains from Saturn’s moon Enceladus renews hopes that it may harbor life ...

The case for a newborn ocean on Saturn's moon Mimas continues to build.

Uranus' moon Ariel could have had liquid water 100 miles deep, hidden under its icy crust, possibly making it yet another ...

Scientists found new evidence to strengthen the case that Enceladus, small moon of Saturn about 310 miles wide, may have ...

Interest in icy moons has been growing steadily as they become more and more interesting to astrobiologists. Some take the majority of the attention, like Enceladus with its spectacular geysers. But ...

Enceladus has long been considered a prime candidate in the search for life beyond Earth because of its hidden ocean and ...

CAPE CANAVERAL, Fla. (AP) — Scientists have uncovered new types of organics in icy geysers spouting from Saturn’s moon ...

A NASA spacecraft has set sail for Jupiter and its moon Europa, one of the best bets for finding life beyond Earth. Europa Clipper will peer beneath the moon's icy crust where an ocean is thought to ...

NASA’s Europa Clipper spacecraft just aced a key radar test while flying past Mars, proving its ability to detect structures beneath planetary surfaces—something that couldn’t be tested on Earth. The ...