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.

This Feb. 4, 2026, image from NASA's Solar Dynamics Observatory (SDO) captures a strong solar flare erupting from the star.

The sun is experiencing a violent solar storm, releasing one of the strongest solar flares seen in the past 30 years ...

The Sun released a strong solar flare on Tuesday, Feb. 3, following several eruptions in the preceding days, prompting ...

Northern lights occur when a solar flare interacts with Earth's atmosphere.

Space weather has seen a flurry of activity this week. An explosive solar flare that erupted Tuesday, just two days after the ...

The Sun has entered one of its most volatile moods in years, hurling a torrent of powerful flares and charged particles into ...

The flares are coming from a solar region that was created in late January.

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

Sun Region 4366 has produced dozens of solar flares since Jan. 30, "putting on quite a show," says Slooh President and ...

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

The Sun released a strong solar flare on Tuesday, Feb. 3, following several eruptions in the preceding days, prompting ...