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.

Visible on the planet itself is a dark patch near the top, marking the frigid northern polar cap, where temperatures dip to ...

A massive volcano may be hiding in plain sight on Mars, according to a report from two researchers that’s making waves in the planetary science community.

The possible identification of a previously unknown Martian volcano has made waves across the planetary sciences community since Mars Institute Chairman Pascal Lee, lead author of an abstract ...

Figure 1: A giant volcano hiding in plain sight in one of Mars’ most iconic regions. The newly discovered giant volcano on Mars is located just south of the planet’s equator, in Eastern Noctis ...

The European Space Agency’s (ESA) Mars Express spacecraft circled this volcanic bulge at altitudes of only 275 to 330 km above the Tharsis volcanic ‘bulge.’ ...

To figure out when the volcano was last active, Richardson and his team used high-resolution images from Context Camera on NASA’s Mars Reconnaissance Orbiter to map lava flows around the 29 ...

Mars famously has the largest volcanoes known to science. The largest is Olympus Mons, which towers 22km (13 miles) above the surrounding plains—over two and a half times taller than Mount Everest.

Volcanoes may be even more widespread across Mars than we thought." A mountain in the margins Wray first noticed the mountain in 2007, while considering Jezero Crater as a graduate student.

Mars orbiter spots volcano peeking above 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 ...

The possible identification of a previously unknown Martian volcano has made waves across the planetary sciences community since Mars Institute Chairman Pascal Lee, lead author of an abstract ...

Scientists may have pinpointed a massive, oddly shaped volcano taller than Mount Everest on the surface of Mars — and it has been hiding in plain sight for decades, according to new research ...