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Sunspot Group Development in High Resolution. #solar #Astrophysics http://t.co/UsJynuGpmZ
Sunspot Group Development in High Resolution. #solar #Astrophysics http://t.co/UsJynuGpmZ
Sunspot Group Development in High Resolution. http://t.co/1Cp5PrCzMf
Sunspot Group Development in High Resolution. http://t.co/1Cp5PrCzMf
Sunspot Group Development in High Resolution http://t.co/ezhZFBr7Je
Sunspot Group Development in High Resolution http://t.co/ezhZFBr7Je
Sunspot Group Development in High Resolution http://t.co/ezhZFBr7Je
Sunspot Group Development in High Resolution http://t.co/ezhZFBr7Je