A powerful flare unleashed a severe solar storm that caused auroras and GPS disruptions on Earth.

"This is the largest solar radiation storm in over 20 years," the Space Weather Prediction Center said on Monday.

Earth's magnetic field was struck by a "severe" solar storm Monday (Jan. 19), triggering vibrant auroras in the U.S. and ...

Earth just experienced a rare S4 solar radiation storm, the most intense since 2003 — powerful for satellites and astronauts, ...

The Sun has hurled the most intense burst of radiation at Earth in more than two decades, a reminder that our star can flip ...

The planet is experiencing the most powerful solar event since 2003—and it's bringing spectacular Northern Lights.

A solar radiation storm stronger than one we’ve seen in over two decades is in progress, the Space Weather Prediction Center ...

ABC 7 meteorologist explains what causes geomagnetic activity and when auroras might be visible farther south.

“An S4 severe solar radiation storm is now in progress—this is the largest solar radiation storm in over 20 years,” SWPC declared on X. The storm is still ongoing, with a potential impact on space ...

You may not have noticed—how could you?—but Earth recently went through a rare S4 solar radiation storm, the strongest one we ...

Largest solar radiation storm in more than 20 years could trigger auroras on Earth - A solar radiation storm this large has ...

A NOAA forecast has Northern Lights visible in northern U.S. states overnight on Monday, Jan. 19 through Tuesday, Jan. 20, as ...