Jupiter trojan
Jupiter trojans are asteroids that share the planet Jupiter’s orbit around the Sun. Relative to Jupiter, each Trojan librates around one of Jupiter’s stable Lagrange points: L4, lying 60° ahead of the planet in its orbit, or L5, 60° behind. The first Jupiter trojan discovered, 588 Achilles, was spotted in 1906 by German astronomer Max Wolf. Estimates of the total...