Elara is a satellite of Jupiter that was discovered in 1905 by Charles Dillon Perrine. It is the eighth-largest moon of Jupiter and is named after one of Zeus's lovers in Greek mythology. Europa is the sixth-largest moon of Jupiter and is named after a Phoenician princess in Greek mythology. It was discovered in 1610 by Galileo Galilei. Leda is the fourth-largest moon of Jupiter and is named after a queen in Greek mythology. It was discovered in 1610 by Galileo Galilei. GANYMEDE is the largest moon of Jupiter and is named after a Trojan prince in Greek mythology. It was discovered in 1610 by Galileo Galilei.