annual aberration
diurnal aberration
Chandler wobble
planetary aberration
Milankovitch cycle
precession of the equinoxes
day
periodic inequality
variation
synodic period
superior planet
rotational period
orbit
sidereal day
celestial orbit
upthrust
tectonic movement
crustal movement
mean solar day
node
24-hour interval
tropical year
twenty-four hours
solar day
twenty-four hour period
nutation
Copernican system
axial tilt
slippage
diurnal motion
centripetal acceleration
Kepler's law
Kepler's law of planetary motion
pole
epeirogenesis
Kepler's laws
paleodynamics
ephemeris time
summer solstice
TDT
TT
terrestrial time
perturbation
Molniya orbit
terrestrial dynamical time
retrograde
Clarke orbit
orb
subaerialism
superation