Mars, once a much wetter and more dynamic planet, is now a dry and inhospitable desert. The mystery of how the red planet lost its water has fascinated scientists for decades. A groundbreaking study ...

In a breathtaking new view from the Mars Express mission, ESA has released an image of Flaugergues Crater, captured in a flyover video that provides a bird’s-eye perspective of the Martian landscape.

A planet’s mantle — the vast layer that lies sandwiched between its crust and core — preserves crucial evidence about planetary origin and evolution. Unlike Earth, where active plate tectonics ...