researchers have theorized that resting beneath Callisto's pockmarked surface is a liquid saltwater ocean that spans the entire moon ... heat source from within) over a time span long enough ...

New research from scientists with the Chinese Academy of Geological Sciences and published in the journal Science found that sample analysis backs up an established model of the moon as a global ...

ALIEN life could be hiding away on the vast ocean of a nearby moon. Scientists say there's a ... average less than one cell per liter of water over Titan's entire vast ocean." ...

“What we’ve done is put forth a strong case for an ocean,” study coauthor David Stevenson ... higher than they would expect from an empty depression covered by the moon’s planet-wide ice sheet. “Then ...

The Moon was once covered in a vast magma ocean, scientists have confirmed from samples collected by a Chinese spacecraft. A lunar lander, called Chang'e 6, landed on the little-explored far side ...