Learn how the Moon’s phases form, why it changes shape in the sky each night, and what each stage — from new moon to full moon — actually means.

Scientists measure the distance to the Moon by bouncing lasers off mirrors placed there by space probes and astronauts.

Scientists discovered new lunar landslides triggered by moonquakes, revealing risks that could affect future Moon bases and exploration.

Scientists were surprised to notice that the Moon is rusting, a process that typically requires oxygen and water, both of ...

The Moon is rusting — and it’s Earth’s fault. Scientists have found that oxygen particles blown from Earth to the Moon can ...

The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to the Moon by bouncing lasers off mirrors placed there by space probes and ...