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

A new paper released today documents the first soil, airfall dust, and rock fragment samples collected by NASA for return ...

Valles Marineris in imagery captured the Mars Reconnaissance Orbiter. Global topography: NASA/GSFC CTX global mosaic: ...

If you're looking for the ultimate outdoor photo spot, Utah has vibrant purple mountains - and they're near the state's mini" Grand Canyon too!

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

Dichotomy of Hemispheres, The Red Planet has disparity between its northern and southern hemispheres. NASA’s Mars ...

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

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

There are alot of great caves in the US but there is a hot debate over which one is better Mammoth Cave or Carlsbad Caverns.

For more information, visit the Lowell Observatory's website. Grand Canyon Railway Train Tickets (594 reviews) Antelope Canyon and Horseshoe Bend Day Tour from Flagstaff ...

This guide will take you to ten short hikes across California, blending easy trails with incredible landscapes. Oh, Fort ...

GRAND CANYON NATIONAL PARK, AZ (AZFamily) — People can once again enjoy a hike at Arizona’s world-famous natural wonder. The National Park Service said on Wednesday evening that inner canyon ...