A rapidly growing sunspot has fired off at least 18 M-class and three X-class flares in just 24 hours, including an intense X8.3 eruption.

Multiple M-class and X-class solar flares erupted within 24 hours as an active sunspot released intense radiation affecting ...

The sunspot region 4366 fired off dozens of powerful solar flares in 24 hours, including the single strongest flare since 2024. Auroras are possible later this week.

Sunspot AR3234 blasted an X2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

Right on schedule to welcome the new month, the Sun has turned into a solar firing range of sorts this week, unleashing a ...

The flare was part of a series of three X-class solar eruptions that occurred between late February 1 and early February 2.

NASA's Solar Dynamics Observatory captured a magnetic filament erupting on the Sun. The filament was "connected to sunspot ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: NASA / SDO and the AIA, EVE, and HMI science teams, helioviewer.org A massive solar ...

NPR's Ayesha Rascoe talks with heliophysicist India Jackson about Thursday's huge solar flare and how it affected the Earth. A powerful eruption on the sun disrupted radio signals on earth AYESHA ...