Jupiter’s Trojans are asteroids that share the gas giant’s orbit around the Sun, clustering at one of two Lagrange points in the Jupiter-Sun system (L4 or L5, 60° ahead of or behind Jupiter in its ...

Fresh off of its first asteroid encounter that revealed a bonus space rock, Lucy is now ready for the big leagues. The NASA spacecraft began maneuvering its way to Jupiter’s Trojan asteroids, ...

Washington, DC – Three new objects locked into roughly the same orbit as Neptune–called “Trojan” asteroids–have been found by researchers from the Carnegie Institution’s Department of Terrestrial ...

Astronomers say it's the first piece of evidence to suggest that a pair of planets can share the same orbit. Reading time 3 minutes A group of radio telescopes in the Chilean desert was aimed at a ...

Editor’s note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers may have found a rare ...

CAPE CANAVERAL, Fla. — Astronomers reported Wednesday the discovery of what could be two planets sharing the same orbit around their star. They said it’s the strongest evidence yet of this bizarre ...