Mercury's Orbital Resonance. It takes Mercury about 59 Earth days to spin once on its axis (the rotation period), and about 88 Earth days to complete one orbit about the Sun. However, the length of the day on Mercury (sunrise to sunrise) is 176 Earth days.
Beside this, what is meant by the period of revolution of a planet?
Astronomy. Also called period of rotation.the time in which a body rotates once on its axis. Also called period of revolution.the time in which a planet or satellite revolves once about its primary.
What is the revolution of a planet?
Rotation is when a planet or moon turns all the way around or spins on its axis one time. The axis of rotation is an imaginary line going from the north pole to the south pole. When a planet or moon travels once around an object this is considered a revolution.
What is period of revolution definition?
period of revolution in British. noun. astronomy. the mean time taken for one body, such as a planet, to complete a revolution about another, such as the sun.