A strong geomagnetic storm is expected to occur on Wednesday, which could mean good news for stargazers around the country.

This chance of a severe geomagnetic storm will increase the odds for Americans as far south as Alabama to see the Northern Lights in the coming days.

A large coronal mass ejection (CME), a massive eruption of plasma from the Sun’s corona, is expected to arrive at Earth by midday Wednesday and last into the evening.

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This sequence of events could trigger a geomagnetic storm, prompting officials to issue a G4 Geomagnetic Storm Watch.

Solar storms are ranked on a scale from G1 to G5, from minor to extreme characterization. According to the National Oceanic and Atmospheric Administration (NOAA), a G4 category

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