Moon is the Earth’s sole natural satellite and nearest large celestial body. It is the brightest object in the sky after the Sun.
The face of the Moon turned toward us is termed the near side. It is divided into light areas called the Lunar Highlands and darker areas called Maria (singular is Mare). These are dark areas on the Moon. Approximately 17% of the lunar surface. Terrae is the collective name for highlands – bright areas. These area are higher on the Moon’s surface than Maria.
