Sunspot number today = 91
This image was captured by the Helioseismic and Magnetic Imager (HMI), another instrument on SDO. It shows the magnetic field directions near the surface of the Sun. White and black areas indicate opposite magnetic polarities, with white showing north (outward) polarity and black showing south (inward) polarity
This image was captured by the Helioseismic and Magnetic Imager (HMI), another instrument on SDO. It shows the magnetic field directions near the surface of the Sun. White and black areas indicate opposite magnetic polarities, with white showing north (outward) polarity and black showing south (inward) polarity.
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