which planet has the slowest orbital velocity
Venus is often compared as Earth's "sister planet", being similar in size and internal composition.
23.6 degrees
Mars
Venus.
Mars
Mars
The planet similar in size to Earth is Mars.
A planet called Kepler 186f, in the constellation Cygnus, is the same size as the Earth and it is similar to Earth in looking to. Venus is only slightly smaller than Earth and is the closest in size to it in our solar system.
venusVenus.
Venus.
mars
Venus