Moon’s ‘long-lost twin’ is following Mars around like a puppy – CNET

An asteroid that follows Mars around sure looks an awful lot like parts of the moon.
NASA
Trojan asteroids share the same orbital path as certain planets, either leading ahead of the planet or trailing behind. Jupiter is famous for its many Trojan asteroids, but Mars has a few of them as well. One these Martian companions — asteroid (101429) 1998 VF31 — could be a stunt double for our own moon.
A team led by researchers at the Armagh Observatory and Planetarium (AOP) in Northern Ireland took a…

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