The presence of an ocean leaves open the possibility that it could host life. Another nearby moon, Europa, is also considered ...

More pocked with craters than any other object in our solar system, Jupiter's outermost and second-biggest Galilean moon, ...

Jupiter’s moon Europa is the subject of much speculation about extraterrestrial life, which could exist in the ocean buried beneath the body’s icy surface. Now researchers suggest that a small ...

NASA’s Galileo spacecraft, which was designed to study the large, gaseous planet Jupiter and its moons, first caught hints of ...

This week, NASA released the first image from the Europa Clipper spacecraft's voyage. The image is a mosaic of a star field, created from three shots the solar-powered orbiter captured in December of ...

Io, Europa, and Ganymede offer a fascinating glimpse into the Jupiter system. Continued exploration will unveil more secrets about these eni ...

Callisto, one of Jupiter’s largest moons, looks like a boring, crater-filled world. It doesn’t seem to have much going on ...