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

This impact unleashed about 130 times the energy of the current global inventory of nuclear weapons. Read more at ...

They were dug out by debris sent violently aloft when an asteroid or comet struck the lunar surface 3.8 billion years ago.

"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," ...

The unassuming asteroid was first spotted in December by scientists at the NASA-funded Asteroid Terrestrial-impact Last Alert ...

"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," ...

This discovery is promising for scientists and NASA, which plans to land astronauts at the south pole on the near side of the Moon. This region, unaffected by the asteroid impact, holds older rocks in ...

The most infamous asteroid impact occurred 66 million years ago, when a six-mile-wide space rock triggered a global winter, ...

It may sound apocalyptic, but a newly detected asteroid nearly the size of a football field now has a greater than one ...

Scientists are closely monitoring a massive asteroid that could strike Earth in 2032, with the potential for catastrophic ...

A colossal explosion in the sky, unleashing energy hundreds of times greater than the Hiroshima bomb. A blinding flash nearly ...