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Large and complex sunspot groups characterize the surface of the dynamic sun during its activity cycle. A new camera system at the Vacuum Tower Telescope (VTT) at the Observatorio del Teide on ...

NSF Daniel K. Inouye Solar Telescope captures sharpest-ever view of the solar surface to reveal our finest look at narrow magnetic stripe-like features known as striations Maui, Hawai‘i; June 3, 2025 ...