solar flares

More geomagnetic storms likely to continue today

Science
Dr. Sarah Adams

The strongest geomagnetic storm in more than 20 years slammed Earth on Friday, with explosions of plasma and magnetic fields causing some ...

Missed the dazzling northern lights show? You might get another chance Saturday night

Science
Dr. Sarah Adams

A second chance to view the magnificent auroras from a series of solar flares and coronal mass ejections from the sun will ...

Solar storm puts on brilliant light show across the globe, but no serious problems reported

Science
Dr. Sarah Adams

A powerful solar storm put on an amazing skyward light show across the globe overnight but has caused what appeared to be ...

Watch monster flare-spewing sunspot grow to be 15 times wider than Earth (video)

Science
Dr. Sarah Adams

If there were a Page Six for what’s going on in space, the sunspot region AR3664 would definitely be one of the ...

Auroras illuminate the night sky around the world

Science
Dr. Sarah Adams

The night sky was lit up by the northern lights Friday in locations the auroras don’t normally shine as a severe solar ...

Northern lights may be visible across parts of the US this weekend. Why are they so active right now?

Science
Dr. Sarah Adams

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A series of ...

Severe solar storm expected to supercharge northern lights on Friday

Science
Dr. Sarah Adams

A severe solar storm is expected to supercharge the northern lights on Friday, with forecasts indicating that auroras could be seen as ...

NASA prepares for intense sun storms on Mars during ‘solar maximum’

Science
Dr. Sarah Adams

Two NASA spacecraft will pay special attention to increasing levels of radiation that bombard Mars during this year’s approaching solar maximum, to ...

Watch ‘Devil Comet’ approach the sun during explosive coronal mass ejection (video)

Science
Dr. Sarah Adams

NASA’s space-based solar observatory STEREO-A is keeping a close eye on ‘Devil Comet’ 12P/Pons-Brooks as it prepares to make its closest approach ...

Scientists gear up to study solar eclipse with high-altitude planes and sun-orbiting probes

Science
Dr. Sarah Adams

For the millions of people across North America who will be treated to a total solar eclipse on April 8, it will ...