Olympus Mons is the largest volcano in the Solar System, however, it’s not on Earth. The massive volcano is on the surface of ...

Olympus Mons on Mars is the tallest mountain in the solar system, rising an astonishing 21 kilometers high, nearly two and a half times taller than Mount Everest. But its true scale isn’t just about ...

By discovering carbonate rocks, NASA's Mars rovers may have unlocked the key to understanding the fate of the Red Planet's ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

NASA's Perseverance rover has spotted an oddball rock in an ancient river channel on Mars. Deputy project scientist Katie ...

The Curiosity Rover, which has been exploring the Martian surface for a decade, encounters a strange light while crossing ...

A lake, a volcano, and maybe even the building blocks of life—more than three billion years ago, Mars’s Jezero Crater may have had all the right conditions. Scientists analyzing data from NASA ...

A new map shows hidden Martian rivers stretching thousands of miles, offering fresh evidence of a warm, wet ancient Mars.

An analysis led by the University of Chicago of Mars Science Laboratory Curiosity rover data may explain why the planet was ...

From arachnid-like formations and mysterious blobs to an underground ocean and a giant volcano, here are our 10 favorite things scientists discovered on Mars this year.

Mars, a planet once capable of sustaining liquid water and harboring flowing rivers, today stands as a frozen desert. For years, scientists have struggled to understand why a planet with so many Earth ...

"In contrast to Earth, where there are always some volcanoes erupting ... The explanation was made possible by Curiosity's discovery, announced earlier this year, of carbonate-rich rocks on Mars' ...