Category:軌道

Kepler's laws of planetary motion

Astronomical unit

Orbit of the Moon

Elliptic orbit

Eccentricity (mathematics)

Hyperbolic trajectory

Apsis

Orbital eccentricity

Semi-major axis

Parabolic trajectory

Orbital inclination

Heliocentric orbit

Kepler's equation

Apsidal precession

Escape velocity

Orbital speed

Argument of periapsis

Eccentricity vector

Longitude of the ascending node

Simplified perturbations models

Laplace–Runge–Lenz vector

Clohessy–Wiltshire equations

Highly elliptical orbit

Semi-minor axis

Minimum orbit intersection distance

Deferent and epicycle

Orbital elements

Orbital plane