Lagrangian point

noun

Definition of Lagrangian point

: any of five points at which a small object (such as a satellite) will be in gravitational equilibrium with and will move in a stable configuration with respect to two large bodies (such as the earth and the sun)

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History and Etymology for Lagrangian point

Joseph L. Lagrange †1813 Italian-born geometer and astronomer in France + English -ian

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