Massive satellite groupings in Earth’s orbit may pose a threat to the atmosphere in the future. A recent study suggests that the magnetic dust produced by space technology could potentially weaken the planet’s magnetosphere, which shields the atmosphere from harmful solar radiation. Sierra Salter-Hunt, a doctoral student at the University of Iceland, estimates that the increasing number of private satellites orbiting Earth in the coming decades could result in a significant rise in cosmic dust levels in the atmosphere. This surge in cosmic dust, billions of times higher than current levels, could potentially settle in the upper part of the ionosphere, ultimately impacting the outer boundaries of Earth’s atmosphere. While the worst-case scenario could lead to a collapse of the atmosphere similar to what occurs naturally on Mars and Mercury, such drastic effects may take centuries or even millennia to unfold. Experts warn that careful consideration and monitoring of satellite activities are crucial to avoid potentially catastrophic consequences for our planet’s delicate atmospheric balance and overall environmental health.
Private Satellites Could Threaten Earth’s Atmosphere with Magnetic Dust, Iceland
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