NASA's James Webb telescope took an emergency look at the asteroid scientists feared would smash into Earth in 2032 ...

As the famed North American road gears up to celebrate its centenary, head to Arizona; home to the longest remaining stretch ...

Meteor Crater Natural Landmark — 25 miles west of Winslow — was created 50,000 years ago when a meteorite ... as the forest’s peaks disappear, Grand Canyon National Park will emerge.

Scientists racing the clock to finish excavating top southern Utah dinosaur fossil site before construction on a power substation begins.

AstroForge’s Odin mission to survey a potentially metallic asteroid is packed and ready ... which are each about the size of Earth’s Grand Canyon. She broke barriers at NASA and contributed ...

A meteorite recovered from Mars (NASA ... Everest inside. Imagine the Grand Canyon, but much, much, much bigger. One of the hypotheses is that a heavy amount of volcanic activity thickened the crust ...

(AP) — New research shows that when an asteroid slammed into the moon billions of years ... The debris landed like missiles, digging out two canyons comparable in size to Arizona's Grand Canyon in ...

The Sedona Heritage Museum hosted Sedona-based author Diane Phelps Budden and Lowell Observatory historian Kevin Schindler ...