Extreme space weather could cause blackouts across the planet as the Sun's hottest region is to turn and face Earth.

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.

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

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

A strong solar flare erupted from the sun's surface, impacting radio transmissions on Earth's sunlit side on Tuesday.

Disruptions from solar flares can also be accompanied by auroras from coronal mass ejections (CMEs), which is when charged ...

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

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

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

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

The solar flares are bursts of magnetic energy and can impact power, communication, and navigation systems on Earth.

The solar flare, which peaked at 4:25 a.m. ET, hurled streams of plasma and charged particles into the cosmos.