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 ...

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 ...

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 ...

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 ...

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 ...

Lower launch costs have made a Mars mission feasible—but political infighting now threatens SpaceX's critical role. In a YouGov/CBS survey conducted in June 2025, as many as 65% of Americans expressed ...

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 ...

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 ...

The fractures of the Cerberus Fossae landscape, located in the vast plain Elysium Planitia on Mars, cut through hills and craters, indicating their relative youth. A new study providing the most ...

LOS ANGELES - New photographs from space suggest that water occasionally flows on the frigid surface of Mars, raising the tantalizing possibility that the Red Planet is hospitable to life, scientists ...