Unexpected Water Frost Discovered on Mars' Giant Olympus Mons Volcano

Scientists have confirmed the unexpected discovery of water frost on Olympus Mons, Mars's largest volcano, challenging previous assumptions about the planet's equatorial climate. The European Space Agency's Trace Gas Orbiter detected frost equivalent to 60 Olympic swimming pools, appearing and disappearing seasonally.

• Water frost discovered on Olympus Mons, Mars's largest volcano.
• Discovery challenges prior beliefs about Martian equatorial climate.
• Frost amount equivalent to 60 Olympic swimming pools of water.
• Detected by ESA's Trace Gas Orbiter in an international collaboration, published in 2024.
• Finding crucial for understanding Martian water cycle and future human missions.

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