TimelineSep 4, 2026talkSolar storms and EMPSolar storm study maps U.S. power grid risk, daily losses[1][2][3]1qz.comSep 4, 20262CNNSep 4, 20263ZME ScienceSep 8, 2026Key score 0.52iNovelty 0.67i3 sources, 3 outletsAll 3 sources