Olympus Mons is the solar system's largest volcano, three times taller than Mount Everest. Its immense size caused Mars' crust and mantle to shift approximately 20 degrees. Olympus Mons is a shield ...

A large subterranean liquid water reservoir located deep within the Martian crust was previously found by scientists ...

New images from ESA's Mars Express reveal Olympus Mons' colossal scale and intriguing features. Frozen lava tongues cascade ...

Learn more about volcanic activity on Mars and how it may have once provided vital elements to the atmosphere.

Sixty million years ago, when the Eurasian plate slammed into the Indian plate, a mountain range was born. Because these plates were of similar density, neither could sink below the other. The rocks ...

All around us, the forces of nature are at work, constantly shaping and reshaping the entirety of our landscape. Said changes dictate our daily lives, yet it has only been in the last couple of ...

The Martian volcano Olympus Mons is about three times the height of Mount Everest, but it's the small details that astronomers are looking at in thinking about whether the Red Planet ever had -- or ...

A spacecraft has delivered fantastic images of Mars, showcasing textured terrain and a lone crater near the planet’s most famous landmark. Olympus Mons is the Solar System’s largest volcano. It’s so ...

If there was a “Best in the Solar System” award, Mars would win for volcanoes. Its Olympus Mons is the largest there is, at 15.5 miles tall and 300 miles wide. That’s nearly three times higher than ...

HiRISE is not able to capture the entire caldera at the summit of Olympus Mons, so we try to get as many images as possible to create a potential mosaic. This image shows the northeastern rim of the ...

Olympus Mons, a shield volcano on Mars, is the largest volcano in the solar system, measuring approximately 370 miles in diameter and 26 kilometers in height. The formation of Olympus Mons and three ...