More pocked with craters than any other object in our solar system, Jupiter's outermost and second-biggest Galilean moon, Callisto, appears geologically unremarkable. In the 1990s, however ...

Research Fellow Dr. Babak Bakhit has encountered one of his most challenging projects to date—contributing to the European Space Agency's (ESA) JUpiter ICy moons Explorer (JUICE) mission.

Credit: NASA/JPL-Caltech/Kevin M. Gill, CC BY 2.0. Callisto, one of Jupiter’s largest moons, looks like a boring, crater-filled world. It doesn’t seem to have much going on compared to some of ...

NASA's Juno spacecraft made a close flyby of Jupiter moon lo. See an animation of the images the probe captured created by Koji Kuramura and Gerald Eichstädt. Credit: NASA/JPL-Caltech/SwRI/MSSS | ...

The hellish surface of a moon of Jupiter known as Io is riddled with hundreds of lava-spewing volcanoes that make the world one of chaos and violence. The brutal conditions also make Io intriguing ...

Look up this week for February’s full snow moon and to catch the last glimpse of a visible parade of planets in the night sky ...

The hellish surface of a moon of Jupiter known as Io is riddled with hundreds of lava-spewing volcanoes that make the world one of chaos and violence. The brutal conditions also make Io intriguing to ...

New evidence from an old NASA mission supports the theory that Jupiter's moon Callisto is in fact an ocean world. Credit: NASA / JPL / DLR A moon of Jupiter about the size of Mercury likely has a ...

In astrology, Jupiter is the bearer of blessings, fortune, favor, and excess. Also known as “the Great Benefic,” the planet comes correct with a Midas touch, bringing us opportunities for ...

Io is Jupiter's third-largest moon, spanning roughly 2,300 miles (3,700 kilometers) across, which makes it slightly bigger than Earth's moon. It orbits Jupiter at a distance of around 262,000 ...