The Moon is, except when passing through Earth's shadow during a lunar eclipse, always illuminated by the Sun, but from Earth the visible illumination shifts during its orbit, producing …

Apr 8, 2025 · NASA’s interactive map for observing the Moon each day of the year. Spend the next month getting to know the Moon. You're invited! Learn more and see how people around …

May 23, 2023 · Learn how Earth's moon formed, how its orbit affects Earth's tides, why solar and lunar eclipses happen and the history of lunar exploration.

May 23, 2025 · Discover interesting facts about how the moon formed, what it's made out of, and the many missions humans have launched to explore it.

Earth's Moon is the only place beyond Earth where humans have set foot, so far. Earth's only natural satellite is simply called "the Moon" because people didn't know other moons existed …

Nov 22, 2023 · It orbits the Earth at an average distance of approximately 240,000 miles (384,000 km). The Moon completes an orbit of the Earth every 27.3 days (approximately 655 hours). …

Jan 11, 2024 · The orbit changes over the course of the year so the distance from the Moon to Earth roughly ranges from 357,000 km to 407,000 km, giving velocities ranging from 1.100 to …

Jan 13, 2025 · A natural satellite, or moon, is a small body that orbits a larger one. There are at least 200 known moons in the solar system, but most of these orbit one of the giant outer planets.

Sep 25, 2019 · The Moon appears to Earth as a small crescent, as it rotates around the Earth this expands to a full moon and back to a small crescent. This happens once every 29 days and is …

• By measuring the ages of lunar rocks, we know that the moon is about 4.6 billion years old, or about the same age as Earth. • The distance between the Earth and its moon averages about...