Scientists found that an asteroid impact carved two massive canyons on the moon in minutes. High-speed debris helped shape ...

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

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

About 35 million years ago, an asteroid struck the ocean off the East Coast of North America, leaving behind a massive impact ...

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

The gigantic cataclysm, which released energy 130 times more powerful than the detonation of the entire world’s atomic ...

New research shows that when an asteroid slammed into the moon billions ... digging out two canyons comparable in size to Arizona's Grand Canyon in barely 10 minutes. The latter, by comparison ...

The vast valleys of Vallis Schrödinger and Vallis Planck demonstrate the incredible forces that shaped the face of the Moon.

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

Researches have determined that ejecta from an ancient asteroid. strike carved out the grand canyons (Vallis Schrödinger and ...

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

WASHINGTON — The Grand Canyon in Arizona is one of Earth's natural ... 10 minutes by rocky debris sent violently aloft when an asteroid or comet struck the lunar surface roughly 3.8 billion ...