Unusually Big Sunspot Cluster Now Visible, Posing Risk of Powerful Solar Flares

Unusually Big Sunspot Cluster Now Visible, Posing Risk of Powerful Solar Flares

A striking set of gigantic sunspots, first spotted from Mars and now designated AR3576, is currently facing Earth, capturing the attention of astronomers, space enthusiasts, and concerned space weather forecasters. Hurricanes and Climate | Extreme Earth The cluster, nicknamed the “Martian sunspots,” was first discovered by NASA’s Perseverance rover using its MastCam in the final …

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