Curiosity Rover Examines Spectacular Layered Buttes, Closes In on Mount Sharp

Curiosity near Murray Buttes, on first approach. Panoramic image processing by James Sorenson. Image Credit: NASA/JPL-Caltech/MSSS/James Sorenson

Mars has often been compared to deserts on Earth, and for good reason: It is pretty much a barren landscape with a lot of sand and rocks everywhere. Sometimes the similarities can be quite striking, and the […]

Mars Rovers Update: Curiosity Turns Toward Mount Sharp, Opportunity Finishes in Marathon Valley

Self-portrait of the Curiosity rover at the drill site called Okoruso, on Naukluft Plateau. The image was taken on May 11, 2016, (sol 1,338). Image Credit: NASA/JPL-Caltech/MSSS

NASA’s current rovers, Curiosity and Opportunity, are continuing to explore their respective regions of Mars, with new findings that are providing yet more clues as to the […]

Evidence from Curiosity Rover Shows Mars Once Had Oxygen-Rich Atmosphere

Mars’ atmosphere is thin, dry, and cold now, but it used to be thicker and contained a lot more oxygen. Image Credit: ESO/M. Kornmesser

Mars’ atmosphere is thin and cold, composed primarily of carbon dioxide along with other trace gases and some water vapor. Evidence has continued to mount, however, that the rarified atmosphere […]