On Mars, a surprise was hiding in plain sight. A tall mound near the edge of Jezero Crater turned out to be something unexpected – a volcano. For many years, it was just thought to be a regular rocky ...

A NASA orbiter has captured a stunning image of a giant volcano on Mars. The panorama, captured on May 2 by NASA’s Mars Odyssey orbiter, shows Arsia Mons, one of the largest volcanos on the Red Planet ...

If there is, or ever has been, life on Mars, the chances are it would exist in caves protected from the severe dust storms, ...

Mars’s marred surface consists of craters, canyons, and mysterious formations that hint at a complex geological past. Scientists recently studied a tantalizing feature that could shed light on 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 ...

A dazzling image taken by NASA’s 2001 Mars Odyssey orbiter shows an unprecedented view of a 12-mile-high volcano poking through clouds at dawn on the Red Planet. Arsia Mons, which dwarfs Earth’s ...

NASA scientists say the images provide far more than just a striking never-before-seen view of the Martian geography. Studying the features detailed in Odyssey's photos could help NASA prepare for ...

“Dust, wind and sand dynamics appear to be the main seasonal drivers of slope streak formation,” Bickel said in a statement. ...