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Earth's First Trojan Asteroid Discovered - Universe Today
[/caption] The first known “Trojan” asteroid in Earth’s orbit has been discovered. A Trojan asteroid shares an orbit with a larger planet or moon, but does not collide with it because it orbits around one of two Lagrangian points. Trojans sharing an orbit with Earth have been predicted but never found until now. Astronomers analyzing … Continue reading "Earth’s First Trojan Asteroid Discovered"