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 wide as the …

3 days ago · 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.

4 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 of Earth, is of …

Track the moon phase today with our interactive moon phase calculator. Get details on the current moon phase and the next full moon date.

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 satellite half a …

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 (3,475...

2 days ago · Find rise and set times of the Moon for any location in the U.S. or Canada. Also see illumination percentages and meridian crossing times for the Moon and planets.

13 hours ago · NASA is moving its moon rocket back out to the launch pad following hangar repairs. The 322-foot rocket made the slow four-mile trek Friday at Florida's Kennedy Space Center.

3 days ago · NASA's Artemis II mission is sending humans back to the moon for the first time since the Apollo era. Here are the reasons why the U.S. wants to return.

1 day ago · NASA will roll its Artemis 2 moon rocket out to the launch pad on Thursday (March 19) ahead of a planned April 1 liftoff, and you can watch the action live.