NASA and NOAA are urging operators of critical systems to remain vigilant, with more solar activity expected as AR4087 moves further across the sun's surface.

The activity is expected to cause auroras and potential blackouts on Earth, with Nasa ’s Solar Dynamics Observatory recently ...

A powerful X2.7-class solar flare has erupted from the Sun, sparking R3-level radio blackouts across Europe, Asia and the ...

Experts are warning of potential radio blackouts after a massive X-class solar flare erupted from the Sun. The solar flare ...

A potent X2.7-class solar flare has erupted from the surface of the Sun, causing radio blackouts across vast regions of the ...

A massive solar flare has erupted from the Sun, triggering powerful radio blackouts across Europe, Asia and the Middle East.