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How can six Trojan asteroids reside in Neptune's L4 region without colliding? | Astronomy.com

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How can six Trojan asteroids reside in Neptune's L4 region without colliding?

FROM THE May 2013 ISSUE

How can six Trojan asteroids reside in Neptune's L4 region without colliding?

Jim Weith, Mission Viejo, California

Published: Monday, March 25, 2013

RELATED TOPICS: SOLAR SYSTEM | ASTEROIDS

The gravity of a planet, its star, and the centrifugal force associated with the planetary orbit nearly balance in five regions near the planetт??s path where an asteroid (or spacecraft) could orbit safely. These areas are nicknamed L1 through L5 after the French mathematician Joseph Lagrange, the first to catalog all five points.

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