With a radius of 1,635 miles, Ganymede is the largest moon in the Solar System. Like our own moon, it is tidally locked, which means that it always shows the same side to Jupiter. Back in the ...

Ganymede, Jupiter's largest moon and the solar system's largest, is bigger than Mercury and the dwarf planet Pluto, with a diameter of 5,268 kilometers.

The first time you may have heard the term ‘dwarf planet’ was when Pluto got demoted to one in 2006 (RIP). However, we actually have six in our Solar System. Pluto, Ceres, Makemake, Haumea, and Eris ...

Many of these celestial orbs are as remarkable as Jupiter itself. The largest moon in the solar system, Ganymede is also the only moon known to have its own magnetic field. Volcanoes rage on Io's ...

Saturn is home to the Solar System’s most epic ice rink ... This is a photo of Jupiter and Ganymede. Forget holidays in the Mediterranean. If you want vast ocean views, Jupiter’s biggest ...

Saturn surpasses Jupiter with 128 newly discovered moons, becoming the planet with the most moons in our solar system.

These new discoveries cement Saturn's place as the winner of the Solar System's moon competition, with more confirmed moons than all of the other planets combined. But it hasn't always been this way.