AI Insight
The European Space Agency's Mars Express spacecraft has photographed the Mamers Valles region on Mars, revealing numerous dust devils visible in the imagery. These dust devils are tornado-like atmospheric vortices that form when heated surface air rises rapidly through cooler air above, creating spinning columns that lift dust particles from the Martian surface.
Why it matters
Dust devils are important for understanding Martian atmospheric dynamics and weather patterns. They also play a significant role in redistributing dust across the planet's surface and may affect the operation and solar panel efficiency of surface missions like rovers and landers.

The European Space Agency’s Mars Express has captured part of Mars’s Mamers Valles: a fascinating valley system speckled with brief, tornado-like whirlwinds known as dust devils.