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

Scientists proposed an explanation for the formation of Vallis Schrödinger and Vallis Planck near the lunar south pole, which ...

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

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

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 ...

Two gigantic canyons on the moon — both deeper than the Grand Canyon — were carved in less than 10 minutes by floods of rocks ...

The city of Flagstaff has taken big steps to preserve the clarity of its night sky. Find out the best ways to experience the ...

New research reveals that two massive lunar canyons, deeper than the Grand Canyon, were formed in under 10 minutes by intense ...

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

For more information, visit the Meteor Crater & Barringer Space Museum website. The 3,600-acre Walnut Canyon National Monument was established in 1915 by President Woodrow Wilson to protect the ...

The Grand Canyon ... See where a meteor crashed into the earth 50,000 years ago. It’s considered to be one of the best-preserved meteor impact craters in the world. The crater is 3,900 feet ...