NASA's Lucy mission discovers a small moon orbiting a Trojan asteroid - Interesting Engineering

NASA's Lucy spacecraft hasn't even reached its first target asteroids and the team is already making fascinating discoveries.

Trojan asteroids are space rocks that are locked into orbit near larger space objects such as planets. Two trojan asteroids are known to be orbiting near Earth, with one called 2020 XL5 having been c… [+1483 chars]

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