Pluto, but its now no longer classed as a planet - its a `Dwarf Planet`
The axis
Uranus
The axis
The axis
When a planet spins on its axis it is said to rotate. (Think of a top.)
Neptune
earth
How long it spins on it's axis
that one over there -->
A planetary axis is the imaginary line or pole through the center of the planet which defines the point around which the planet rotates, or spins.
Well the earth spins counter clockwise on its axis.