Sunspot AR3229 erupted with an X2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

Space weather forecasting is decades behind Earth’s meteorology. Learn what makes auroras so unpredictable—and the real-time ...

A strong solar flare-up could bring auroras to the far north, and might even be visible in some U.S. states on Thursday.

The multicolored phenomenon known as the northern lights are an easily explained scientific reaction that typically takes ...

Scientists say a train of CMEs could impact Earth's magnetic field Oct. 15–17, bringing a chance of northern lights across ...

NOAA’s Space Weather Prediction Center has issued a geomagnetic storm watch for October 16 as several coronal mass ejections ...

NASA's Interface Region Imaging Spectrograph (IRIS) mission captured an X1.1-class solar flare. See time-lapse footage of the blast that caused "a strong shortwave radio blackout over South America," ...

Auroras aren't over: the sun's decline brings more storms, and a 'last gasp' finale could light up skies in the next 2 years.

Four coronal mass ejections launched from the Sun in recent days are expected to reach Earth soon, with experts predicting they could produce vivid aurora displays across much of the Northern ...

The northern lights have a higher than usual chance of appearing for viewers in some northern states, according to the ...

Predicting when and where the Northern Lights will be visible is a challenging game and can partially be predicted by ...

Another geomagnetic storm will expand visibility of the aurora borealis. Here's how the celestial phenomenon works and where ...