The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.

Projectiles flying faster than bullets from a blast 130 times bigger than the global nuclear stockpile helped form giant lunar canyons, according to a new study.

Scientists say America is no longer the only place with a Grand Canyon as NASA spots two enormous chasms carved into the lunar surface.

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons on the far side ...