Pluto, the ninth and last known planet of our solar system, has a mass of 1.00 x 1022 kg. The distance that separates it from the Sun (whose mass is of 1.99 x 1030 kg) is 5.89 x 1012 m. What is the one year on Pluto? (What is the period of rotation of Pluto around the Sun?) It is assumed that Pluto's orbit around the Sun is circular.