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

An Arizona lawmaker is urging the Trump administration to reconsider federal land protections near the Grand Canyon to allow for mining.

Researches have determined that ejecta from an ancient asteroid. strike carved out the grand canyons (Vallis Schrödinger and ...

The far side of the Moon has its own versions of the Grand Canyon—two of them, in fact! A new study explains how these deep ...

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

WASHINGTON - The Grand Canyon in Arizona is one of Earth's natural wonders, carved out over millions of years by the gradual ...

The Moon is no stranger to being struck by huge lumps of space rock. In fact, new research has shown that, nearly four ...

The vast valleys of Vallis Schrödinger and Vallis Planck demonstrate the incredible forces that shaped the face of the Moon.

Scientists found that an asteroid impact carved two massive canyons on the moon in minutes. High-speed debris helped shape ...