but also conduct 67 orbits of Jupiter. “The first element of the mission is a three-year tour of the moons, during which we will tilt the spacecraft’s orbit around Jupiter,” said Accomazzo.

Images acquired during the Galileo mission revealed that the moon is very irregularly shaped and has 'x-y-z axis lengths' of 131 by 73 by 67 kilometres. It always points its long axis at Jupiter and ...

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 ...

They are more commonly referred to as the Galilean moons of Jupiter owing to the fact that they were discovered by Galileo. The four Galilean moons – Io, Europa, Ganymede and Callisto – are ...

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.

There are 79 known moons of Jupiter, not counting a number of moonlets likely shed from the inner moons, and S/2003 J 24, whose orbital elements have not yet been published. All together, they form a ...