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.
Scientists used photos and data from Nasa’s Lunar Reconnaissance Orbiter to map the area and calculate the path of debris.
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 ...