Two Grand Canyon-size features on the far side of the moon were likely formed in about 10 minutes after an unknown object slammed into the moon 3.8 billion years ago.

The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.

A new study suggests the craters were dug out by rocky debris after the lunar surface was struck around 3.8 billion years ago. Find out more here.

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. That's good news for scientists and NASA, which is looking to land astronauts at the south pole on