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Trojan asteroid

British  

noun

  1. one of a number of asteroids that have the same mean motion and orbit as Jupiter, preceding or following the planet by a longitude of 60°

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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The team also found that 2020 XL5 won’t be an Earth Trojan asteroid forever.

From Scientific American • Feb. 2, 2022

An artistic rendering of the Lucy spacecraft at a Trojan asteroid.

From The Verge • Oct. 18, 2021

Two years later, the spacecraft will fly by the first Trojan asteroid, 3548 Eurybates, which also has a tiny moon, Queta.

From Seattle Times • Oct. 16, 2021

Among its other discoveries, in 2011 Wise spotted in a "Trojan" asteroid ahead of the Earth in its orbit.

From BBC • Aug. 30, 2012

Just last week, astronomers announced the discovery of a Trojan asteroid leading the Earth around the sun.

From Time • Aug. 3, 2011

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