New study provides clearer insight into how the Moon formed and why its materials closely resemble those of Earth.

The moon, Earth’s closest neighbor, is among the strangest planetary bodies in the solar system. Its orbit lies unusually far away from Earth, with a surprisingly large orbital tilt. Planetary ...

The Odysseus lunar lander fired its main engine for six minutes and 48 seconds Wednesday, putting the spacecraft into a 57-mile-high orbit around the moon and setting the stage for a landing try ...

Around the world in 57 days. A new moon is expected to be pulled into the Earth’s orbit by the end of September, but the rare phenomenon won’t last long. The visiting moon is technically an asteroid ...