And today, we know so much about each Galilean moon that they are almost considered planets in their own right. This mosaic shows the surfaces of Jupiter’s four Galilean moons images ...

Jupiter’s largest moons, known as the Galilean moons, are known not only for their size but for their unique features. Discovered in 1610 by Galileo Galilei, these moons—Ganymede, Callisto ...

These four moons are Jupiter’s largest satellites — lo, Europa, Ganymede and Callisto — also known as Galilean Moons, according to National Geographic. Years later, Galileo faced charges for ...

The Jovian system is teeming with moons, big and small. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Jupiter, the largest planet in our ...

The Moon passes 5° north of Jupiter at 9 A.M. EDT. Just six percent illuminated by this evening, you can try to spot the ...

Researchers reported auroras around Jupiter’s two largest Galilean moons for the first time and found new features in the auroras of volcanic Io and icy Europa. By Robin George Andrews A ...

Jupiter's four best-known moons are the Galilean moons, discovered by Galileo Galilei in 1610. They are named Ganymede, Callisto, Io and Europa, after figures in Greek mythology associated with ...