📜 Theorem, law or theory

Conservation of angular momentum

Conservación del momento angular

Date
1765 · confidence low
Place
Berlin, Prussia (now Germany)
Credited to
Leonhard Euler (general formulation)
Field
Cosmos & Earth

What was discovered

Physical principle stating that the total angular momentum of an isolated system remains constant unless acted on by an external torque; generalized from Newtonian mechanics by Leonhard Euler.

What it led to

  • Explanation of hurricane formation and spiral galaxies
  • Design of gyroscopes and stabilization systems
  • Foundation of rigid-body mechanics and astrodynamics

Links

Sources✓ verified 2026-09-28