Dwarf Planets are listed in a separate table below. Negative values of rotation period indicate that the planet rotates in the direction opposite. Table of statistics for the planets and dwarf planets in the solar system. Name of Planet, Average Distance from Sun, Diameter, Time to Spin on Axis (a day), Time to Orbit Sun (a year), Gravity (Earth = 1), Average Additional Information. Interesting Facts: Scientists have found water ice inside deep craters at the north and Interesting facts: Venus spins backwards compared to other planets.