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

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 ...

Water, one of the essential ingredients for life on Earth, did not appear on the planet until after the moon-forming event, a new study claims ...

The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual erosion power of the Colorado River. Close to the moon's south pole are two canyons each ...

Two canyons that splay out from a vast asteroid crater on the moon may have been quickly formed by chains of impacts that followed the initial one ...