"solar activity"

The sun supports all life on Earth. But its 'solar tsunamis' threaten our electricity infrastructure. Discover how New Zealand is preparing...

Scientists studying 50 years of solar data warn Earth may be entering a heightened risk period for rare “superflares” capable of disrupting...

NOAA forecasts a G1, G2 or G3 geomagnetic storm on July 1-3 as a CME arrives, with aurora most likely on the northern horizon in U.S. states...

The northern lights may be visible from states along the U.S.-Canadian border overnight on Thursday, June 18 into Friday, June 19, after a s...

The northern lights may be visible from states along the U.S.-Canadian border overnight on Saturday, June 13, into Sunday, June 14.

The northern lights may be visible overnight from 25 U.S. states on Saturday, June 13, into Sunday, June 14, after a coronal mass ejection l...

The northern lights may be visible overnight from up to 20 northern U.S. states on Monday, June 8, through Tuesday, June 9, according to NOA...

Northern lights dazzled 23 U.S. states overnight, and forecasters say auroras could return tonight as lingering solar storm effects continue...

NOAA forecasts a G1 geomagnetic storm overnight on July 21-22, with aurora most likely on the northern horizon in U.S. states close to the C...

Bright noctilucent clouds are glowing across northern skies. Here’s what creates these rare space clouds and how to see them from the northe...

NOAA forecasts a G2 geomagnetic storm for July 2-3 as a CME arrives, with aurora most likely on the northern horizon in U.S. states close to...

NOAA’s Space Weather Prediction Center has forecast up to G3-class geomagnetic storm conditions for Friday, July 3, through Saturday, July 4...