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

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 ...

Young Mars would have been a staggering place to explore. The Red Planet was covered in flowing rivers of both water and lava. At the time, a series of four volcanoes — Olympus Mons and the three ...

Given the barren landscape and minimal cloud cover, this volcano has been practically staring us in the face for decades, but significant erosion disguised it from view until now. Researchers were ...

Astronomers have revealed dramatic new images of the largest volcano in the solar system. They show a crumpled feature at the base of Mars' Olympus Mons, resulting from an ancient catastrophic ...

Viking confirmed that Mars, like Venus and Earth, has volcanoes. This one, Olympus Mons, is the largest volcano in the solar system. It reaches 26 kilometers high — three times the height of Mount ...

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 ...

Mars is covered in stunning features, but nothing quite compares to the massive Martian mountain Olympus Mons, the largest ...

This week’s new questions What governs the maximum height of mountains on Earth? Could a mountain as high as Olympus Mons on Mars (21.9 kilometres, more than double the height of Everest) be possible ...

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 ...