Add Yahoo as a preferred source to see more of our stories on Google. A NASA spacecraft that has been circling Mars for more than two decades has spotted something it never has before in well over 100 ...

A person standing on the largest volcano in the solar system would never know it. Olympus Mons rises 70,000 feet over Mars on ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Arsia Mons, one of Mars' ...

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 ...

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 ...

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 ...

A new panorama from NASA's 2001 Mars Odyssey orbiter shows one of the red planet's biggest volcanoes, Arsia Mons, poking through a canopy of clouds just before dawn. Arsia Mons and two other volcanoes ...

Mars is the fourth planet from the sun and has a distinct rusty red appearance and two unusual moons. The Red Planet is a ...

The global distribution of previously documented calderas. (Verolino et al., Commun. Earth Environ., 2026) Deep beneath the ...

Georgia Tech scientists have uncovered evidence that a mountain on the rim of Jezero Crater—where NASA's Perseverance Rover is currently collecting samples for possible return to Earth—is likely a ...

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 ...