Elara, Europa, Leda, Io, Mneme, Aitne, Aoede, Arche, Carme, Herse, and CALLISTO are all moons of Jupiter. Elara is the fifth-largest moon of Jupiter, Europa is the sixth-largest, Leda is the fourth-largest, Io is the second-largest, Mneme is the seventh-largest, Aitne is the eighth-largest, Aoede is the ninth-largest, Arche is the tenth-largest, Carme is the eleventh-largest, Herse is the twelfth-largest, and CALLISTO is the third-largest. All of these moons orbit Jupiter and are collectively known as the 'Moons of Jupiter'.