One photographer put the age of starlight into perspective with stunning projections on some of Earth's oldest rock ...
Scientists proposed an explanation for the formation of Vallis Schrödinger and Vallis Planck near the lunar south pole, which ...
The Earth's Grand Canyon took millions of years to carve, but the moon's grand canyons took about ten minutes.
The lunar canyons Vallis Schrödinger and Vallis Planck are extraordinarily deep, and scientists now know the valleys were ...
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 wonders, carved out over millions of years by the gradual erosion power of the Colorado River. Close to the moon's south pole are two ...