GoKawiilResearchers model Mars' 1,000-mile Arsia Mons cloud, find unusual physics behind it
A team led by planetary scientist Jorge Hernández-Bernal of Sorbonne Université has produced the first successful computer model explaining the Arsia Mons Elongated Cloud (AMEC), a wispy formation that stretches over 1,000 miles across Mars each spring and summer morning before vanishing. The cloud, first spotted by a probe in 2018, had defied explanation until the simulation incorporated a physical mechanism long treated as theoretical and never previously observed occurring in any planet's atmosphere.
GoKawiil's interpretation of the reporting above, not reported fact.
If confirmed, this would mark the first real-world observation of a physical process so far only described in textbooks, which could prompt scientists to look for similar dynamics elsewhere in the solar system. The finding also deepens understanding of Martian atmospheric behavior around volcanic terrain, which matters for future mission planning and climate modeling on Mars.
- Scientists modeled Mars' recurring 1,000-mile Arsia Mons Elongated Cloud for the first time
- The simulation required invoking a physical process considered theoretical and never before observed in nature
- The breakthrough could reshape understanding of Martian atmospheric physics and guide future research
Source: arstechnica.com, 2026-10-24
Published there as: “A 1,000-mile cloud on Mars may reveal physics never seen in nature”
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