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.

X2.7-class eruption from sunspot AR4087 disrupts radio signals as the active region rotates toward Earth, raising the risk of ...

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

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

The sun has unleashed the strongest solar flare of the year, triggering strong radio blackouts across the globe.

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

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

X2.7-class eruption from sunspot AR4087 disrupts radio signals as the active region rotates toward Earth, raising the risk of more flares ahead. The sun roared to life early Tuesday (May 14 ...

This powerful eruption sent streams of plasma and charged particles into space, contributing to widespread shortwave radio ...