What is the moon's mass?

The moon is a natural satellite of Earth and the fifth-largest moon in the solar system. It is the largest natural satellite relative to its host planet. The mass of the moon is approximately 7.342 × 10^22 kg (73.42 quintillion kilograms) which is about 1/81 of Earth's mass.

The moon's mass is responsible for its gravitational pull on Earth and also affects the tides on our planet. It orbits Earth at an average distance of about 238,855 miles (384,400 kilometers) and takes about 27.3 days to complete one orbit.