Enormous Solar Storm May Create Auroras Across Northern U.S. States
On Thursday, the Space Weather Prediction Center (SWPC) issued a notice saying that a moderate-strength geomagnetic storm is “likely” to occur. The storm, if it takes place, will be driven by a phenomenon known as a coronal hole high-speed stream (CH HSS). This is when a flow of charged particles from the sun is released from a region of its atmosphere cooler and less dense than the surrounding plasma, or highly ionized gas....