Category:軌道

Kepler's laws of planetary motion

Orbit of the Moon

Elliptic orbit

Astronomical unit

Semi-major axis

Kepler's equation

Hyperbolic trajectory

Heliocentric orbit

Eccentricity (mathematics)

Apsis

Apsidal precession

Clohessy–Wiltshire equations

Orbital speed

Circular orbit

Simplified perturbations models

Parabolic trajectory

Eccentricity vector

Highly elliptical orbit

Semi-minor axis

Synchronous orbit

Minimum orbit intersection distance

Laplace–Runge–Lenz vector

Escape velocity

Argument of periapsis

Inclined orbit

Sun sensor

Mars cycler