Earth just experienced a severe geomagnetic storm. Here's what that means – and what you can expect.
Clip from Article: "The planet was just slammed with what government officials dubbed a severe geomagnetic storm, the second-highest level of NOAA's rating system. The event brought "a major disturbance in Earth's magnetic field" that may have impacted infrastructure and made the northern lights visible farther than usual, officials said.
NOAA's Space Weather Prediction Center issued a geomagnetic storm watch on Saturday, saying that a coronal mass ejection was detected and expected to hit the planet late that same day with impacts into Monday. Coronal mass ejections, or CMEs, are when a large cloud of plasma and magnetic field bursts from the sun's corona. ..."
