New research published in Nature Communications identifies an iron sulfate on Mars that may represent a brand-new mineral.

Olympus Mons is the largest volcano in the Solar System, however, it’s not on Earth. The massive volcano is on the surface of ...

Mars orbiter captures first-ever photo of volcano above clouds, taller than any on Earth Known as Arsia Mons, the volcano on Mars dwarfs Earth’s tallest volcano, Mauna Loa in Hawaii.

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

“Volcanoes may be even more widespread across Mars than we thought.” Wray has had a hunch that Jezero Mons is a volcano ever since he first laid eyes on it in 2007.

By studying Olympus Mons and other volcanoes on Mars, scientists can help unravel clues to the Red Planet’s climate history, too. The meteorites born from the volcano actually show signs of ...

A bit after sunrise on June 6, 2025, NASA's 2001 Mars Odyssey orbiter saw one of Mars' biggest volcanoes, Arsia Mons, as it broke through the clouds.

Arsia Mons, an ancient Martian volcano, was captured before dawn on May 2, 2025, by NASA’s 2001 Mars Odyssey orbiter while the spacecraft was studying the Red Planet’s atmosphere, which ...