+Earth's axis is an imaginary line piercing through its center, from pole to pole. This celestial pivot defines the planet's daily [Rotation](/wiki/Rotation), and its characteristic [Tilt](/wiki/Tilt) gives rise to the annual cycle of seasons.
+## See also
+- [Precession](/wiki/Precession)
+- [Orbit](/wiki/Orbit)
+- [Solstice](/wiki/Solstice)
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