SPACEWEATHER: Rapidly Growing Sunspot AR4366 and Solar Storm Watch Feb4 An inconspicuous pore just a few days ago SPACEWEATHER.COM NEWS: 02/04/2026 SUNSPOT ARCHIPELAGO: Sunspots are magnetic islands on the sun. Sunspot AR4366 is a complete archipelago with more than 200,000 miles of island chain: Continue reading →Share this:Tweet Email a link to a friend (Opens in new window) Email Like this:Like Loading...
