Fresh orbital images and new geological analysis have revealed eight mysterious caves on Mars that appear unusually well ...

ESA images show a large meteoroid strike on Apollinaris Mons, leaving more than 100 mysterious moving dust marks on Mars.

If you’re a scientist studying the surface of Mars, few discoveries could be more exciting than seeing recent gullies apparently formed by running water. And that’s what scientists believed they saw ...

Two NASA rovers on Mars recently made two independent discoveries further indicating that ancient life may have once existed on the Red Planet. The U.S. space agency's Perseverance and Curiosity ...

The observation of small gullies on Mars was one of the more unexpected discoveries of the Mars Observer Camera (MOC) aboard the Mars Global Surveyor spacecraft. The characteristics of these gullies ...

Things are looking up for digging deep on Mars. Progress is palpable on how best to extract subsurface ice to generate drinkable water, rocket fuel and other useful resources on the Red Planet. But ...

Mars often feels finished. Mapped, scanned, labelled in broad strokes. Yet every so often, something unsettles that sense of ...

During a recent solar storm, NASA's Curiosity rover detected its highest-ever level of radiation reaching the surface of Mars. Reading time 3 minutes A recent outburst from the Sun sent a strong blast ...

Toss out that image of a Martian surface formed by spewing geysers and then rendered inert - encased in ice for more than a billion years. A new analysis of information gathered by the UA-led Phoenix ...

This intriguing aerial shot of a frosty dune-field on Mars — recently posted on the University of Arizona’s HiRISE site — just begs the question: Could man (or woman) ever ski Mars? There are some ...

Mars may seem inhospitably dry now, but NASA's rovers have shown that water was once abundant on the Red Planet. Photos gathered during NASA's missions orbiting Mars have revealed that the planet was ...