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

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

Two gargantuan canyons on the moon were carved by a hailstorm of rocks — and that’s good news for future lunar astronauts.

With 22 national parks and monuments to its name, Arizona boasts some of the most astonishing landscapes in the country, from the Grand Canyon to the towering buttes of Monument ...

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

Moon Grand Canyon carved out in less than 10 minutes by bullet-fast space rocks - Space rocks travelling as fast as a bullet ...

From spectacular landscapes — hello, Havasu Falls — to artistic wonders, here are 10 of the most beautiful things to see in ...

Formed over thousands of years of erosion caused by hydrothermal activity, water and other natural forces, the Grand Canyon ... of the canyon, including its many colors and rock formations.

Zion National Park to Grand Canyon road trip guide • Discover the best route, scenic stops, travel tips, and must-see ...

Two immense canyons on the moon's far side that rival Earth's Grand Canyon were produced by a cataclysmic collision nearly ...

The incoming space rock passed over the lunar south pole before hitting ... The debris landed like missiles, digging out two canyons comparable in size to Arizona’s Grand Canyon in barely 10 minutes.