In geophysical terms, the Moon is a planetary-mass object or satellite planet. Its mass is 1.2% that of the Earth, and its diameter is 3,474 km (2,159 mi), roughly one-quarter of Earth's (about as …

3 days ago · Moon, Earth’s sole natural satellite and nearest celestial body. Known since prehistoric times, it is the brightest object in the sky after the Sun. Its name in English, like that …

Jan 17, 2025 · Earth’s Moon: Overview. The Moon makes Earth more livable by moderating our home planet’s wobble on its axis, leading to a relatively stable climate. It also causes tides, …

Dec 3, 2024 · Our Moon shares a name with all moons simply because people didn’t know other moons existed until Galileo Galilei discovered four moons orbiting Jupiter in 1610. In Latin, the …

The brightest and largest object in our night sky, the Moon makes Earth a more livable planet by moderating our home planet's wobble on its axis, leading to a relatively stable climate. It also …

Nov 22, 2023 · The Moon completes an orbit of the Earth every 27.3 days (approximately 655 hours). The Moon also rotates on its axis. Because of tidal forces, it completes one revolution …

Sep 7, 2023 · The Moon is Earth’s only permanent natural satellite, and it’s the fifth-largest satellite in our solar system.

Jan 14, 2025 · Earth has just one moon – a rocky, cratered place, roughly a quarter the size of Earth and an average of 238,855 miles away. The Moon can be seen with the naked eye most …

Jan 17, 2025 · Sometimes the Moon seems to disappear. These shifts are called moon phases. The eight lunar phases are, in order: new moon, waxing crescent, first quarter, waxing …

Jan 11, 2024 · The orbit changes over the course of the year so the distance from the Moon to Earth roughly ranges from 357,000 km to 407,000 km, giving velocities ranging from 1.100 to …