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 ...

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

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

A massive X-class solar flare has erupted from the Sun, sparking powerful radio blackouts across large parts of the globe — ...

Back in the late 1970s, NASA scientist Donald Kessler warned of a dangerous tipping point: once the amount of debris in orbit reaches 'critical mass,' the junk starts crashing into itself, triggering ...

A 1 million kilometre solar flare was released from the Sun. Sunspot AR4087 has been extremely active, and can soon turn ...

The sun has released several powerful M- and X-class solar flares over the past few days, resulting in radio blackouts around ...

The eruption came from a new and active sunspot region, labelled AR4087, which has just started turning towards Earth.

A powerful solar flare erupted early Tuesday, disrupting radio signals across Earth, said the NOAA Space Weather Prediction ...