The extraordinary formations, each comparable in size to Earth’s Grand Canyon, are hidden on the far side of the moon — the ...

Before 2015 more people had stood on the moon (12) than had completed a continuous thru-hike of the Grand Canyon (eight). When photographer Pete McBride heard about Rudow’s plans, he called him ...

In June 2016, NASA released a new photo of Charon, one of Pluto's moons, which shows a deep crack that is actually longer and deeper than the Grand Canyon. Produced by Arielle Berger. Original ...