NASA Odyssey orbiter snapped a first-ever image of a Mars volcano peeking above some clouds before dawn. It’s twice as tall as Earth’s largest volcano ...

Arsia Mons, which dwarfs Earth's tallest volcanoes, and its two neighboring volcanoes are often surrounded by water ice clouds, especially in the early morning. The image released Friday marks the ...

Just before dawn on May 2, a camera 240 million kilometers from Earth caught a moment that seemed almost Earth-like: clouds ...

The team used data from NASA’s Mars Reconnaissance Orbiter to study high-resolution images of the terrain. Specific surface ...

NASA Mars Rover Finds Volcano Hiding 'In Plain Sight' — and It Could Rewrite The Planet's Geology The identity of Jezero Mons on Mars is no longer a mystery. First observed back in 2007, the elevated ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

NASA images reveal shallow ice beneath Mars’s surface, offering a promising water source for future astronauts and clues to ...

"Past climates with surface and shallow-subsurface liquid water are recorded by Mars's sedimentary rocks, including strata in the approximately 4-kilometer-thick [circa 2.5 miles thick] record at Gale ...

Mars, often called the Red Planet due to its distinctive rusty color from iron oxide on its surface, is Earth’s neighboring ...