Earth, NASA and Sun
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Geomagnetic storms are caused by solar winds or coronal mass ejections (CMEs) from the Sun that collide with Earth's magnetic field. These interactions disturb the magnetic field and can lead to power grid fluctuations, radio blackouts, and satellite disruptions.
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NOAA Issues G3 Geomagnetic Storm Warning As 500,000 Kilometer Hole Sends Solar Wind At Earth
At G3 the storm is considered "strong", but it is also strengthened by something known as the "Russell-McPherron Effect".
A cannibal solar storm slammed into Earth's magnetic field around 5 p.m. EDT (2100 GMT) on Sept. 1, sparking a geomagnetic storm that lit up skies across Europe and North America overnight.
The sun is in its most active phase—solar summer—causing auroras and posing real risks to satellites, GPS, and power systems on Earth.
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