Name: Moon Age: 4.5 billion years old Mass: 73'490'000'000'000'000 million kg Shape: Egg-shaped Family: Member of our solar system, satellite of earth Active Relationships: Orbits around the earth Distance from earth: 384'467 km (~364 397 km at perigee, ~406 731 km at apogee) Traveling by car: 130 days Traveling by rocket: 13 hours Traveling by light speed: 1.52 sec Diameter: 3476 km (1/4 of the Earth's) Driving around by car: 4 days Gravity acceleration: 1.62m/sec2 (1/6 of Earth's) Revolution period: 27.3217 days Mean Synodic period(new moon to new moon): 29.530588861 days Mean orbital velocity: 1.023 km/sec