If the activity is high, the lights can last about a half hour and occur every two hours. The NOAA Prediction Center says a ...

On X, formerly Twitter, the Prediction Center said that a coronal mass ejection event arrived Sunday and caused a G4 ...

Now that the sun has reached its solar maximum, aurora chasers should expect the northern lights to appear more frequently in ...

A NASA model predicts that a geomagnetic storm could hit Earth on November 1, as a blast of solar plasma rockets toward our ...

To give you something fresh to worry about as Halloween approaches, The Denver Post pulled from the scariest thing we can ...

When this solar material reaches Earth, geomagnetic storms can occur, like the recent events when NOAA issued a strong G4 geomagnetic storm alert, during which the northern lights were visible as ...

This stunning light show was triggered by a G4 geomagnetic storm caused by a plume of solar plasma ejected from the sun.

When this solar material reaches Earth, geomagnetic storms can occur, like the recent events when NOAA issued a strong G4 geomagnetic storm alert, during which the northern lights were visible as ...

The National Oceanic and Atmospheric Administration (NOAA) has classified the geomagnetic storm as G4, signaling severe conditions that can potentially disrupt power grids and satellite operations.

Historically, G4 storms are common during a solar cycle, but G5, or extreme geomagnetic storms such the one that occurred on May 10, are incredibly rare, Dahl said. This new storm has a 25% chance ...

While G3, or strong, storm conditions were observed at 11:49 p.m. ET, scientists at the center confirmed the storm reached G4 conditions ... they can cause geomagnetic storms, or major ...

While G3, or strong, storm conditions were observed at 11:49 p.m. ET, scientists at the center confirmed the storm reached G4 conditions at 12:57 p.m ... they can cause geomagnetic storms, or major ...