A NASA-led study has challenged a long-held theory about extreme solar storms, suggesting future events could be more powerful than previously estimated. The findings could improve space weather forecasts and help protect satellites from geomagnetic storms. Liked this AI Summary? Join our AI Workshop Scientists now realize that a potentially powerful future solar storm could surprise the earth. A new study by NASA and its partners suggests that Earth's magnetic field isn't as hardy as a longtime theory ... [1843 chars]