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 …

2 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 …

Dec 15, 2025 · Lunar landers from Blue Origin, Firefly Aerospace, Intuitive Machines and Astrobotic are gearing up for moon landing attempts in 2026 as the commercial exploration of …

The Moon: Complete and live astronomy data, visibility information, sky charts, graphs, and tools for sky-watchers at all levels.

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 explored Earth's only natural …

Nov 19, 2021 · Articles About Moon (68) The Moon Phases The Moon has four primary and four intermediate lunar phases during a lunar month. Here's all you need to know about each …

Dec 29, 2025 · The Moon makes Earth more livable, sets the rhythm of ocean tides, and keeps a record of our solar system's history. Explore NASA lunar science here.

6 days ago · With our 2026 Moon Phase Calendar, you'll find the current Moon phase for tonight—plus, all the phases of the Moon for each day of the month.

Explore the current phase of the moon, its rise and set times, nightly motion across the sky, and discover lunar features with our interactive map. Stay informed about the celestial movements …

Dec 16, 2025 · The third phase of moon with 50% illumination. After the new moon and waxing crescent moon phases. Visible during afternoon.