A new batch of HiRISE images has been posted by the UA Lunar and Planetary Lab. See ’em here. HiRISE team member Patrick Russell tells us about the above photo: This observation shows the intersection ...

Earth’s Grand Canyon inspires awe for anyone who casts eyes upon the vast river-cut valley, but it would seem nothing more than a scratch next to the cavernous scar of Valles Marineris that marks the ...

One of the largest canyons in our Solar System carved its way through several layers of ancient volcanic eruption debris, a recent study reports. Valles Marineris is a titanic network of deep cracks ...

Labroots has rich history of examining Mars in great detail, including its suite of awesome geologic formations, stunning orbiter images, two moons, geologic and observational history, and potential ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: VICTOR HABBICK VISIONS/SCIENCE PHOTO LIBRARY via Getty Images Mars is a planet of vast ...

Water may have played a role in shaping parts of the Martian landscape a billion years longer than previous studies have shown, according to a research team led by Catherine Weitz, a senior scientist ...

These images, taken by the High Resolution Stereo Camera (HRSC) on board ESA’s Mars Express spacecraft, show Coprates Chasma, a major trough in the Valles Marineris canyon system. The HRSC obtained ...

Stunning new images of the largest canyon in our solar system have been taken by a Nasa probe on Mars. The Valles Marineris is a system of huge canyons that spreads for 2,500 miles along the equator ...

August 5, 2025, Mountain View, CA – New research published in Nature Communications identifies an iron sulfate on Mars that may represent a brand-new mineral. Sulfur is common on Mars and combines ...