This rock bears telltale scars of having been ... The so-called Meteor Crater in Arizona previously held the record for largest impact crater less than 100,000 years old; it’s about 49,000 ...

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

A note overlaid on the video says "Did you know the world's best preserved meteor crater is located in Arizona?" The footage was captured at the Meteor Crater Natural Landmark, according to the ...

It didn't show up as a definitive crater bowl such as, say, the Meteor Crater Natural Landmark near Flagstaff, Arizona ... which is a glassy, molten rock containing grains of shocked quartz.

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

A giant rock from space, at least 10 kilometers in diameter ... probably more than a kilometer across and a couple of hundred ...

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

Hike up the Lenox Crater at Sunset Crater Volcano National ... thanks largely to its unbeatable rock formations. Hiding in ...

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