After its voyage past Mars, Mariner 4 maintained intermittent communication with JPL and returned data about the interplanetary environment for two more years. But by the end of 1967, the spacecraft ...

New research suggests that the thick, mineral-rich layers of clay found on Mars could hold the key to understanding whether ...

The more scientists study the Red Planet, the more they find unusual objects and patterns scattered across Mars' surface. As ...

NASA’s Perseverance rover will cache this pristine sample and others for return to Earth, which will “change everything for Mars science.” ...