Coon Butte or Barring Crater near Winslow, Arizona, is 4,150 feet wide and 575 feet deep.

Two of Arizona's most famous landmarks may be linked by cosmic violence: the asteroid that gouged out Meteor Crater may have also caused the formation of an ancient lake in the Grand Canyon. This ...

Hirata estimated that the initial impact crater was up to 1,000 miles (1,600 km) wide, making it 10 times wider than Earth's largest impact structure — the Vredefort Crater in South Africa.

In a surprising twist, two of Arizona’s most iconic landmarks—Meteor Crater and the Grand Canyon—may be linked by a cosmic event that occurred around 56,000 years ago. According to a new ...

Roughly 35 million years ago, a massive asteroid slammed into the Atlantic Ocean near what’s now the East Coast. The impact struck with such force that it carved out a vast crater, later buried ...

A massive meteor crater in northern Arizona continues to attract visitors and spark curiosity about space and science, especially on Asteroid Day.

New images of an asteroid impact crater buried deep below the floor of the Atlantic Ocean have been published today by researchers at Heriot-Watt University.

Roughly 35 million years ago, a massive asteroid slammed into the Atlantic Ocean near what’s now the East Coast. The impact struck with such force that it carved out a vast crater, later buried ...