The X5.1-class eruption from sunspot AR4274 is this year's most powerful solar flare and Earth is in the firing line.

Scientists said the sun erupted Tuesday morning, unleashing a strong X5.1-class flare in an intense outburst, causing ...

Over the past few days, an active sunspot has erupted multiple times, sending clouds of high-energy plasma into space. The ...

In the wake of the solar flares, the National Oceanic and Atmospheric Administration’s Space Weather Prediction Center ...

Increased solar activity causes auroras that dance around Earth’s poles, known as the northern lights, or aurora borealis, ...

Experts at NOAA recommend prospective aurora viewers travel north, towards the Earth’s magnetic north pole. They should ...

The same region on the sun that’s responsible for this week’s stunning auroral display just erupted in another powerful solar flare early on Friday morning ...

The sun unleashed the strongest X5.1 class solar flare, blasting the Earth with 2025 year’s strongest solar activity so far ...

The strongest solar storm in over 20 years continues, and a major boost on Wednesday afternoon could elevate this aurora ...

The United States weather agency has issued a G4 geomagnetic storm watch alert, implying severe storms expected.

The predicted speed of the third coronal mass ejection in the series was the highest he'd ever seen: about 870 miles per ...

The back-to-back eruptions caused radio blackouts across two hemispheres as the active sunspots turn to face Earth.