NASA has reported a X4.2 solar flare, so what does it mean? We break down what a solar flare is and how it connects to the aurora Australis.

On February 4, 2026, the Sun unleashed an intense X4.2 solar flare, sparking significant radio blackouts across parts of ...

The X4.2-rated flare erupted at 7:13 a.m. EST on February 4.

Add Yahoo as a preferred source to see more of our stories on Google. The Sun released a strong solar flare on Tuesday, Feb. 3, following several eruptions in the preceding days, raising the ...

The Sun is putting on quite a show right now. Earth-facing sunspot region 4366 has been erupting almost non-stop since it emerged on January 30, producing six X-class solar flares so far.

Community solar developer Fieldworks Power is one of several companies to join CLASS on its launch Image: Fieldworks Power. A new trade association, Californians for Local, Affordable Solar and ...

First Solar’s stock fell by US$27.67 per share, or around 10%, on the NASDAQ as of January 7.Image: First Solar. US cadmium telluride (CdTe) thin-film solar manufacturer First Solar is facing a class ...

Every once in a while, the outer solar system reminds us that we've only discovered a negligible portion of it, and that the vast majority is still full of surprises. The latest example of this is a ...

Powerful solar activity released by the sun likely created dazzling auroral displays in unexpected areas Monday evening and early Tuesday morning. It could also disrupt satellite-based communications ...

If you’re seeing social media posts about an X-class solar flare, here’s what you need to know now. A powerful X-class solar flare, the strongest category scientists track, erupted from the Sun on Jan ...

HELSINKI — China has published coordinated papers outlining dual missions to the solar system’s edge, suggesting the long-studied project is nearing formal approval. A lead paper on the design and key ...

Far from the Sun’s heat, orbiting the outer planets of the solar system, are moons with oceans of liquid water beneath their frozen surfaces. Keith Cooper finds out how planetary scientists are ...