The HMI captures full-disk images of the Sun known as Dopplergrams ... which use the polarization of light as a proxy for magnetic field strength and polarity. SDO’s Helioseismic and Magnetic ...
cascades of magnetic loops form over the eruption area as the magnetic fields attempt to reorganize. SDO images and movies are not copyrighted unless explicitly noted. The use of SDO images for ...
The imager takes photos in visible light, maps the magnetic ... The Sun recently reached solar maximum, a period of peak sunspot activity in an 11-year cycle. NASA's Solar Dynamics Observatory ...
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