Animation 1 (IMAGE)

Skolkovo Institute of Science and Technology (Skoltech)

Animation 1

Caption

Halloween Solar Storms during a two-week period in October and November of 2003, that affected a variety of technological systems around the world. A large active region with big sunspot group on the solar surface (left) erupted with a series of solar flares (middle) followed by the Coronal Mass Ejections (right) propagating into the interplanetary space. These events are usually accompanied by polar auroras and intense geomagnetic storms.

Credit

SDO/AIA +SOHO/LASCO COR1+COR2

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