Massive 'S' Shape Appears on Sun Before Fiery Eruption

TL;DR
A giant S-shaped structure appeared on the sun just before a significant solar flare and CME, which hit Earth and caused a minor geomagnetic storm, highlighting increased solar activity during the solar maximum.
Topics:science#coronal-mass-ejection#geomagnetic-storm#s-shape-structure#science#solar-activity#solar-eruption
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