Mars Express captures images of Acheron Fossae, revealing the Red Planet’s split terrain—ancient cratered highlands and ...

The European Space Agency (ESA) just released some new snapshots from its Mars Express orbiter that detail the dynamic ...

Because salt has been detected on Mars, it is likely that Martian mudflows are also salty, much like Earth’s mud volcanoes, ...

Nighthawk would fly to altitudes of up to 4,920 feet (1,500 meters) above the Martian average, covering distances of up to ...

A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence ...

A surprise discovery in Gale Crater is the component that was missing in the puzzle of Mars's climate history.

Samples drilled by the Curiosity rover on Mars have revealed abundant signs of a carbon cycle that remained hidden from ...

The Perseverance rover has found some intriguing samples on the red planet. Here's what they might reveal about the origins ...

Some scientists, however, have suggested that current volcanic activity on Mars and Venus may not be so far-fetched after all, with new evidence emerging from recent studies. What Gave Earth Its ...

Billions of years ago, Mars was warmer and wetter than today, perhaps because volcanoes belched enough carbon dioxide to ...

A mineral known as siderite, discovered in rock samples collected by the National Aeronautics and Space Administration's ...

A proposed Mars helicopter mission would search for signs of life, water and future human footholds in a vast volcanic canyon ...