Sam Bell
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The Earth and the Moon form the Earth-Moon satellite system with a shared center of mass, or barycenter. This barycenter is 1,700 km (1,100 mi) (about a quarter of Earth's radius) beneath the Earth's surface. The Moon's orbit is slightly elliptical, with an orbital eccentricity of 0.055. [1]
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 causes tides, creating a rhythm that has guided humans for thousands of years.
Jul 26, 2018 · What is the moon made of, and how did it form? Learn about the moon's violent origins, how its phases shaped the earliest calendars, and how humans first exp...
Jun 27, 2024 · 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 of Earth, is of Germanic and Old English derivation.
Explore the moon's surface with Google Moon's interactive maps and detailed imagery.
Learn about the Moon's origin, structure, surface, orbit, phases, and potential for life. Find out how the Moon affects Earth's climate, tides, and exploration.
Learn how the Moon orbits Earth, why we only see one side of it, and how its tilt affects eclipses. Explore the Moon's features, history, and missions with NASA's videos and resources.
