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.

In a dramatic escalation of solar activity, the sun has unleashed an X8.3 flare — 2026’s strongest yet — causing radio ...

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

What happens when a fast expanding sunspot turns into sight and begins ripping off the largest bursts that the sun can create? Active Region 4366 answered with a bright burst of activity incorporating ...

Fired from a vast sunspot, the "coronal mass ejection" is expected to reach Earth on either Thursday or Friday this week.

The Sun unleashed a powerful X8.3 solar flare on Feb 1, 2026, triggering R3 radio blackouts. Explore the impacts of the year's strongest eruption.

NASA explained that the flares and solar eruptions can impact radio communications, electric power grids, and navigation ...

Scientists say this powerful surge in solar activity could set the stage for the northern lights to appear as early as Thursday, Feb. 5 ...

We could be in for a Northern Light show of epic proportions. A barrage of intense flares erupted from the Sun earlier this ...

Solar flare triggers tech blackouts as X8.11-class eruption disrupts GPS, streaming, and satellite services ahead of incoming ...

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