Because of its cloud cover, Arsia Mons has been hard to photograph. This new image from NASA's 2001 Mars Odyssey orbiter gives a first-of-its kind view at the peak of the volcano.

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 ...

Arsia Mons volcano in black and white The total height difference in the land surfaces in these scenes is about 7 kilometres, and some individual collapse pits have a depth of 2 kilometres.

For decades, the icy cloud arrived at sunrise on the western slope of Arsia Mons, an extinct volcano. The once lava-spewing ancient mountain is about 270 miles wide at the base and soars 11 miles ...

Arsia Mons, though not as tall as Olympus Mons, dominates the Martian landscape with its 12-mile (20 km) height. Located in the Tharsis Montes volcanic region, this volcano is often shrouded in ...

Forget and his colleagues could rule out volcanic spewing as the cause of the cloud: The Arsia Mons volcano has been inactive for at least 10 million years, and its peak activity occurred even ...

But the reality is that it's been at least 10 million years since the formidable Arsia Mons erupted. It must have been a pretty remarkable eruption, too, as the volcano is an incredible 270 miles ...

Microbial life could potentially have thrived for a time at the foot of Arsia Mons, a giant volcano about twice as tall as Mt. Everest, while the dinosaurs were just coming into their own on Earth ...

This image shows a spectacular zone of collapse features on the southern flank of the giant shield volcano Arsia Mons (located at 239°E longitude and 10°S latitude, see the Mars map image).

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 ...

At approximately 12 miles (20 km) high, Arsia Mons is the southernmost volcano of a group of three ancient volcanoes located on an elevated plateau known as the Tharsis region on Mars.