Moon - Wikipedia
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 …
Moon | Features, Phases, Surface, Exploration, & Facts | Britannica
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 …
Moon Facts - NASA Science
Jun 25, 2025 · The Earth and Moon are tidally locked. Their rotations are so in sync we only see one side of the Moon. Humans didn't see the lunar far side until a Soviet spacecraft flew past …
Today's Moon Phase | Current moon cycle for today and tonight
Moon Phase for today: Dec 12, 2025 The Moon's current phase for today and tonight is a Waning Crescent phase. This phase is best viewed just before the sunrise in the western sky. In this …
Everything you need to know about the Moon - Astronomy.com
Sep 7, 2023 · How big is the Moon? The Moon is Earth’s only permanent natural satellite, and it’s the fifth-largest satellite in our solar system. The Moon’s diameter is approximately 2,160 miles …
Moon Phases - NASA Science
Sep 18, 2025 · The eight lunar phases are, in order: new Moon, waxing crescent, first quarter, waxing gibbous, full Moon, waning gibbous, third quarter, and waning crescent. The cycle …
December cold moon was the last supermoon of 2025: What to …
Dec 4, 2025 · December cold moon was the last supermoon of 2025: What to know about the celestial event The last supermoon of 2025 lit up the night sky on Dec. 4.
Moon - Craters, Highlands, Maria | Britannica
3 days ago · Moon - Craters, Highlands, Maria: The Moon is a spherical rocky body, probably with a small metallic core, revolving around Earth in a slightly eccentric orbit at a mean distance of …
Moon phase today: What the moon will look like on December 13
8 hours ago · What is today’s moon phase? As of Saturday, Dec. 13, the moon phase is Waning Crescent. This means 34% of the moon is lit up tonight, according to NASA's Daily Moon …
A 'Cold Supermoon' rises this week: Watch it take flight online with ...
Dec 3, 2025 · Watch the last full moon of 2025 rise on Dec. 4-5 with these free livestreams, courtesy of the Virtual Telescope Project and the Griffith Observatory.