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 …

Mar 18, 2026 · 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.

Apr 1, 2026 · Use our Moon Phase Calendar to find dates and times of the full Moon, new Moon, and every phase in between. Beyond the phases of the Moon, you will also see daily Moon illumination …

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 above.

1 hour ago · Artemis II latest updates: NASA releases 1st photos from far side of moon as Orion heads back to Earth The four astronauts aboard the Orion spacecraft captured stunning images during their ...

2 days ago · NASA's Artemis II astronauts swung around the moon in their Orion spacecraft on Monday, coming within 4,067 miles of the lunar surface.

2 days ago · As they traveled back toward Earth following a solar eclipse and a communications blackout, President Trump called the space capsule to praise the four astronauts on their success.

Jan 23, 2026 · Learn about Moon phases and see our Moon Phase Calendar here. Enter your location to find your local moonrise and moonset ...

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

Over seven hours, the astronauts took thousands of photos that will help inform scientists’ understanding of the moon. The first ones have now been released.