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 ...

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

When you buy through links on our articles, Future and its syndication partners may earn a commission. Arsia Mons, one of Mars' largest volcanoes, pokes out of the clouds just after dawn. | Credit: ...

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 ...

A NASA spacecraft that has been circling Mars for more than two decades has spotted something it never has before in well over 100,000 orbits of the Red Planet. On a morning horizon in May, the ...

Talk about hot stuff: A massive volcano on Mars erupted continuously for 2 billion years, a new scientific study reports. "For 2 billion years, there's been sort of a steady plume of magma in one ...

MOSCOW, Idaho — A University of Idaho postdoctoral researcher, Ian T.W. Flynn, working under Erika Rader, an assistant professor at the school in the Department of Earth and Spatial Sciences, has ...

Mars is about 140 million miles from our cozy planet. A human mission to that cold, rocky neighbor would mean being away from Earth for about 3 years. But the things those explorers would see and ...

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 ...