Explore the fascinating world of magnetic games as Jupiter and its moons seemingly fall into a black hole. This captivating ...

Skywatchers on Thursday evening, Feb. 6, will notice an eye-catching pairing-off between two of the brightest objects in the ...

and the white ring around Pillan Patera, to the right of Pele. Io is volcanic because of the gravitational pull of Jupiter and three of its other largest moons—Europa, Ganymede and Callisto ...

There are currently 92 moons known to orbit Jupiter. The four largest – Io, Europa, Ganymede and Callisto – were discovered by Galileo Galilei in 1610 when he pointed the first astronomical telescope ...

Point them at Jupiter tonight—or any night during its bright opposition month—and you’ll notice four bright, white dots either side of it. You’re looking at its four Galilean Moons ...

Galileo’s repeated observations over several nights and realized they were moons orbiting the gas giant. And thus, Io, Europa and Ganymede became known as the Galilean moons of Jupiter.

Ice moons such as Jupiter’s Europa and Saturn’s Enceladus are currently at the forefront of the search for extraterrestrial life, as it is believed that beneath their thick icy shells there ...

The moon will pass closely by Jupiter this evening (Jan. 10), meeting up with the gas giant in the constellation Taurus. The moon will pass closely by Jupiter this evening (Jan. 10), meeting up ...