one of the 79 moons circling Jupiter. The solid inner core of the Moon is 480 kilometers in diameter, and the outer core of molten liquid iron pushes the total diameter to 660 kilometers.
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.
If there was a contest for the most interesting moon in our solar system, Callisto would be a contender. Jupiter's second-largest moon has more impact craters on its surface than any other ...
If you find Jupiter, you’ll likely see four small dots to the side of the gas giant: they are the Galilean moons, four of the 95 natural satellites around the Solar System’s largest planet.
NASA's long-awaited mission to send a spacecraft to scour Jupiter's moon Europa for signs of extraterrestrial life ...
Look to the eastern horizon late this evening and you will see a 79%-illuminated waning gibbous moon just under 2º from the bright giant planet Jupiter. They should make a lovely pairing ...