Saturn's moons Mimas (right) and Janus appear to hang silently in space as they orbit their ringed parent planet in this stunning photo from NASA's Cassini spacecraft at Saturn. The outer edge of ...

Saturn’s “Death Star”-like moon Mimas may have a boiling ocean under its icy shell. The moon pitted with craters—including a very large one, giving it its nickname—may appear to be geologically dead, ...

Saturn leads the solar system with 274 moons. From Titan’s methane lakes to Enceladus’ geysers, explore the diverse worlds of ...

The outer planets of the Solar System are swarmed by ice-wrapped moons. Some of these, such as Saturn’s moon Enceladus, are known to have oceans of liquid water between the ice shell and the rocky ...

A study published in Nature Astronomy and conducted by Guo Jianheng from the Yunnan Observatories of the Chinese Academy of Sciences offers a perspective on the violent atmospheric escape processes of ...

Saturn's moon Mimas, imaged by the Cassini spacecraft. A new study shows how such small ice moons could sustain a liquid ocean beneath an icy shell, and how that could give rise to surface features.