Galilean

Four largest moons of Jupiter.

Galilean satellites Galileo moons

The Galilean moons are the four largest moons of Jupiter—Io, Europa, Ganymede, and Callisto—discovered by Galileo Galilei in 1610.

Derived from Galileo Galilei, the astronomer who discovered these moons.

Galilean moons are Jupiter's four biggest moons, discovered by Galileo Galilei – they're like mini-planets orbiting the giant planet.

moons Jovian moons

Io Europa Ganymede Callisto

Jupiter

astronomical object natural satellite solar system object