Solar flares are powerful bursts of radiation. Harmful radiation from a flare cannot pass through Earth’s atmosphere to ...

A powerful X-class solar flare erupted on June 19, disrupting radio signals and potentially setting the stage for geomagnetic ...

In the U.S., Alaska has the highest chance of seeing the northern lights tonight. If predicted G1 storms are reached, auroras ...

ET, sunspot region 4114 released an X.12 class solar flare that caused a radio blackout over the Pacific Ocean, including ...

NASA captured an image of the sun emitting a powerful solar flare that could interfere with technology on Earth.

Last year, a geomagnetic storm dubbed the Gannon superstorm was one of the strongest of its kind in decades, buffeting the ...

Tuesday’s auroral forecast follows “minor” geomagnetic storms that disrupted Earth’s magnetic field over the last two days, ...

A minor geomagnetic storm (level 1 of 5) is likely this week, according to NOAA's Space Weather Prediction Center. Typically, ...

An intense solar eruption recently triggered a rare "severe geomagnetic storm" alert for Earth, with the U.S. Naval Research ...

NOAA’s Space Weather Prediction Center has issued a geomagnetic storm watch for Saturday because of the coronal hole, or CH.

NASA released a new video of a spectacular solar sight that could impact Earth this weekend.The agency said the geomagnetic ...

A geomagnetic storm watch has been issued through Saturday, June 14. Late Thursday evening, the National Oceanic and ...