Solar Storm Sparks Northern Lights Across Western Hemisphere on New Year's Eve

Solar storms on New Year’s Eve sparked breathtaking auroras across the US and Europe, with vibrant displays visible as far south as California, Austria, and Germany. Two coronal mass ejections (CMEs) struck Earth’s magnetic field, causing geomagnetic storms that reached G3 levels on January 1.

from Gadgets 360 https://ift.tt/hDUOfZR