Not just rocks

Look: 8 asteroids will unlock the secrets of Jupiter's Trojans

Lucy will be the first to visit this fleet of primordial bodies.

Jonathan North via NASA Conceptual Image Lab

NASA’s Lucy mission, which launches October 16, will be the first to visit a mysterious, ancient cluster of space rocks called the Trojan Asteroids.

What’s so special about the Trojans?

Unlike the more distant Kuiper Belt, these asteroids share an orbit with Jupiter. They’re incredibly old and likely formed with the early Solar System.

NASA