Their reasoning was simple: Mimas’ heavily cratered surface showed no signs ... And Europa’s and Ganymede’s oceans are pretty old. That a moon could form a new ocean well into its history ...

The GAnymede Laser Altimeter (GALA) for ESA's JUICE mission to Jupiter consists of two electronics units and an optical component containing the laser and the telescope for the receiver. When ...

A colossal asteroid, estimated to be 20 times larger than the one that led to the extinction of the dinosaurs on Earth, has left a permanent mark on Jupiter’s largest moon, Ganymede. This ...

Ganymede, and Callisto. The Moon is non-luminous, meaning that it does not produce light. We see the Moon because it reflects light from the Sun, and half of the Moon’s surface is always ...

NASA's Juno spacecraft has again captured stunning images of Jupiter and its moon Io, providing more insights into the solar ...

Icy moon Ganymede—which JUICE will orbit—appears ... JUICE will search for pockets of liquid water under Europa’s icy surface—which is suspected to hide a liquid ocean— and hunt for ...

The main focus is on mapping the three large icy moons Europa, Ganymede and Callisto as comprehensively as possible. The 35 close flybys to be conducted in the years 2031 to 2034 will serve this ...