New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

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

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

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

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons on the lunar far side.

Despite predictions that the asteroid might become a temporary mini-moon whirling around Earth, the space rock maintained a horseshoe orbit that brought it close, but it never actually entered ...

“We had a general idea that this asteroid may have come from the moon, but the smoking gun was when we found out that it was rich in silicate minerals – not the kind that are seen on asteroids ...

The wannabe asteroid, announced on Jan. 2 as 2018 CN41 ... as well as for interplanetary or cis-lunar operations near the moon. Breaking space news, the latest updates on rocket launches ...