The Moon is Earth's only natural satellite, orbiting at an average distance of 384 399 km (238,854 mi; 30 Earths across).It faces Earth always with the same side.This is a result of Earth's …

2025年2月7日 · Like Earth, the Moon has a day side and a night side, which change as the Moon rotates. The Sun always illuminates half of the Moon while the other half remains dark. …

4 天之前 · Moon, Earth’s sole natural satellite and nearest large celestial body. Known since prehistoric times, it is the brightest object in the sky after the Sun.It is designated by the …

2025年1月30日 · If Earth were the size of a nickel, the Moon would be about as big as a coffee bean. The Moon is an average of 238,855 miles (384,400 kilometers) away. That means 30 …

2025年1月17日 · The Moon can be seen in the daylit sky at any phase except for the new moon, when it’s invisible to us, and full moon, when it’s below the horizon during the day. The …

1 天前 · "Goodbye Earth, hello moon," Firefly said in an update on its mission blog the day before it planned to leave Earth behind and enter the lunar orbit. As of Monday, the Blue Ghost …

2025年1月14日 · The Moon is the only other planetary body that humans have visited. On July 20, 1969, NASA astronauts Neil Armstrong and Buzz Aldrin were the first people to set foot on the …

The Moon was likely formed after a Mars-sized body collided with Earth several billion years ago. Earth's Moon is the only place beyond Earth where humans have set foot, so far. Earth's only …

2024年1月11日 · 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 …

The Moon (or Luna) is the Earth’s only natural satellite and was formed 4.6 billion years ago around some 30–50 million years after the formation of the solar system.The Moon is in …