Orbital mechanics

Kepler’s laws, Newton’s inverse-square gravity, Gauss’s orbit-determination problem, and Hohmann’s minimum-energy transfer – the two-body machinery in physicskit.astro.orbital_mechanics.

Kepler’s laws of planetary motion

Kepler's laws of planetary motion

Newton’s law of universal gravitation

Newton's law of universal gravitation

Gauss’s problem: recovering orbital elements from a state vector

Gauss's problem: recovering orbital elements from a state vector

Hohmann’s minimum-energy transfer orbit

Hohmann's minimum-energy transfer orbit