The gigantic cataclysm, which released energy 130 times more powerful than the detonation of the entire world’s atomic ...

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

Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object ...

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

The energy to produce the grand canyons on the Moon is about 130 times larger than the energy in the global inventory of ...

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

A colossal impact billions of years ago carved out the canyons that rival the most breathtaking features here on Earth in a matter of minutes, ...

A new study suggests the craters were dug out by rocky debris after the lunar surface was struck around 3.8 billion years ago ...

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

Two gorges on the moon that are deeper than the Grand Canyon were carved out in less than 10 minutes by space rocks ...

Near-Earth asteroid Bennu has a slim chance of colliding with Earth in 2182. If it does, the impact could trigger a global ...

They were dug out by debris sent violently aloft when an asteroid or comet struck the lunar surface 3.8 billion years ago.