Apparently, it’s moving further away from the Earth each year. At an annual rate of 3.82 centimeters, the moon's creeping ...

Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles ...

China has successfully established the world's first three-satellite constellation on the distant retrograde orbit (DRO) in ...

Skywatchers can enjoy a celestial alignment of the crescent moon, Venus, and Saturn on April 25, with Mercury visible near ...

BEIJING -- China has successfully established the world's first three-satellite constellation based on the Distant Retrograde ...

Over time, it cooled and clumped into a single massive body—the moon. That impact didn’t just create a satellite; it helped define Earth’s structure, tilt, and rotation. Clues about this ...