On Mars, a surprise was hiding in plain sight. A tall mound near the edge of Jezero Crater turned out to be something unexpected – a volcano. For many years, it was just thought to be a regular rocky ...

New evidence that Mars was volcanically active around 4 billion years ago could provide more places to hunt for signs of ancient life on the Red Planet.

Mars might be geologically quiet today, but it once teemed with tectonic and volcanic movement. New research shows that Mars’ ancient surface was studded with 63 volcanoes, each responsible for ...

Mars May Have Active Volcanoes, Adding New Promise to Search for Extraterrestrial Life. 2 minute read. An artist's rendering of the InSight lander on Mars's Elysium Planitia NASA.

Scientists say they have discovered a giant volcano hidden in plain sight on Mars. The volcano, temporarily named the Noctis, measures 280 miles wide and was discovered alongside a buried ice ...

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 ...

Earth boasts more than 1,500 potentially active volcanoes, with 50 to 70 erupting every year. ... Read More: Olympus Mons: Mars' Mega Volcano. Volcanism on Venus and Mars.

In addition, the water cycle on Mars is nowhere near as active as it was billions of years ago, so it’s challenging to measure how water moves around the surface, noted J. Taylor Perron, the ...

The Tharsis region on Mars has 12 massive volcanoes. The biggest are Olympus Mons, Ascraeus Mons, Pavonis Mons and Arsia Mons. They are up to 100 times larger than any volcanoes on Earth.

Early Mars may have been more tectonically and volcanically active than previously thought. Evidence of tectonic activity around 4 billion years ago was provided by 63 new examples of various ...

Using cameras fitted on probes orbiting Mars, researchers have observed morning frost forming inside the calderas of the planet’s volcanoes for the first time.

Using cameras fitted on probes orbiting Mars, researchers have observed morning frost forming inside the calderas of the planet’s volcanoes for the first time. Water frost detected on Mars ...