From communications outages to a brush with nuclear war, solar events like flares and coronal mass ejections have shaped ...

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

The sun is a dynamic part of our solar system, and it throws plasma and radiation out into space regularly. But not all of ...

The European Space Agency has conducted its most severe solar storm simulation yet, warning that a Carrington-level ...

Several M-class solar flares erupt within just a few hours late Dec. 25. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In the final hours of ...

NOAA recommends traveling to a high, north-facing vantage point away from light pollution between 10 p.m. and 2 a.m., when ...

The storm could interrupt high-frequency radio transmissions, such as by aircraft trying to communicate with distant traffic control towers. Most commercial aircraft can use satellite transmission as ...

NASA's Interface Region Imaging Spectrograph (IRIS) mission captured an X1.1-class solar flare. See time-lapse footage of the ...

Get any of our free daily email newsletters — news headlines, opinion, e-edition, obituaries and more. Strong geomagnetic storms and Aurora Borealis lights appearing in Montana, Oregon, Wisconsin and ...

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

This period of heightened solar activity, which only takes place every 11 years, is likely to continue into 2026. So it’s a great time to spot the Northern Lights, as the Sun is producing more ...

Another geomagnetic storm means another chance for some lucky Americans to witness the northern lights this week after the second largest solar flare of the current cycle was observed Tuesday. The ...