The spacecraft, which will look for life-supporting conditions on one of Jupiter's icy moons, could launch as soon as Oct. 10 ...

Ganymede, Callisto, Io, and Europa—their unique features, and their potential to reveal extraterrestrial life.

NASA is weeks away from sending its Clipper orbiter on a journey to the Jupiter moon Europa, which scientists believe could ...

Underneath its icy exterior, the Galilean moon is believed to harbor a deep ocean which contains twice as much seawater as Earth. Once it arrives in 2030, the Europa Clipper will perform dozens of ...

Europa was first discovered in 1610 by Florentine astronomer, physicist, and engineer Galileo Galilei. Using a homemade ...

A NASA mission launching in October will send cameras and other scientific equipment to see, among other things, whether ...

By staring into the hellish landscape of Jupiter's moon Io—the most volcanically active location in the solar system—Cornell ...

SpaceX is watching the weather ahead of Tuesday's Falcon 9 launch of the European Commission's Galileo L13 mission, which ...

Saturn has 146 identified moons in its orbit. They range in size, the smallest being a few hundred feet across, to Titan, the second ...

The images of the new volcano were taken by NASA's Juno spacecraft and its JunoCam as it made a flyby of Io — the solar ...

A long-awaited mission to Europa, an icy moon of Jupiter, is on track to launch in just a few weeks. (Story aired on All ...