In the restricted three-body problem, a curved path around a Lagrangian point that lies entirely in the plane of the two primary bodies.

A quasiperiodic orbital trajectory that an object can follow around a Lagrangian point of a three-body system without requiring any propulsion.

Astrodynamics; the study of the movement of vehicles in space.

(historical) The portions of southern California given to citrus cultivation in the early 20th century, including Orange County, western Riverside County, southwestern San Bernardino County and eastern Los Angeles County

(UK, Ireland, military, slang) In a state of mess or chaos.

A temporary orbit used during the launch of a satellite or space probe, before the final trajectory is set.

(film, often attributive) A kind of contract ensuring that an actor, director, etc. is paid even if their work is ultimately not used.

(colour) A vivid orange colour.

A softly rounded pleat arranged in parallel rows like the pipes of a pipe organ.

plural of organ pleat