A close-up view of one day in the life of a rather small active region on the su…


A close-up view of one day in the life of a rather small active region on the sun shows the agitation of its magnetic field. This wavelength of extreme ultraviolet light reveals particles as they spin along the cascading arches of the magnetic field lines above the active region. Take a closer look: http://go.nasa.gov/2ihv5wl

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