The powerful X1.1 solar flare from sunspot region 4298 sparked strong radio blackouts on the sunlit portion of Earth at the ...

A new study led by Southwest Research Institute (SwRI) links quasi-periodic pulsations (QPPs) in solar flares to dynamic ...

Sunspot AR3256 erupted with an X1.2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

NASA's Solar Dynamics Observatory captured sunspot AR3386 blast a long-duration X1.6-class solar flare and X1 flare. See time-lapses of the flares in multiple wavelengths. Credit Space.com | footage c ...

The Sun exhibited unpredictable behavior with two strong solar flares in late November and early December 2025. These events, ...

A powerful X1.9 solar flare from new sunspot AR4299 triggered strong radio blackouts, as giant sunspot AR4294 rotates into ...

Solar flares and other activity can disrupt radio communications, power grids and navigation signals, according to NASA.

Scientists can usually spot coronal mass ejections before they affect Earth—but this one snuck past coronagraphs and ...

On December 8, 2025, the sun unleashed a significant solar flare, classified as an X-class event, raising concerns among scientists and technology experts alike. This article will explore the ...

The Sun follows a 22-year magnetic cycle, with solar activity rising and peaking roughly every 11 years. But when conditions ...