Mapped: blackouts caused by most powerful solar flare of 2025 -with new NASA warning A powerful X2.7-class solar flare has erupted from the Sun, sparking R3-level radio blackouts across Europe ...

The warning came after Earth was struck by a series of X-class solar flares — the highest magnitude of these intense radiation bursts — that erupted from the extremely active sunspot AR4087 ...

Crucially, sunspot AR4087 is rotating toward Earth, and it's already proving volatile. It has released multiple flares in a matter of hours, including a strong M5.3-class flare shortly before the ...

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.

Recent solar flares, originating from sunspot AR4087, have triggered widespread radio blackouts and raised concerns about Earth's vulnerability to space weather. A FEMA-led drill simulating a ...

NASA warns about massive solar flares potentially causing blackouts on Earth, highlighting the risks of solar activity on our planet.

A huge X-class solar flare has erupted from the Sun, causing radio blackouts across the globe after it peaked on May 14, according to the NOAA Space Weather Prediction Center ...

Nasa warns of huge solar flares causing blackouts on Earth The Sun’s most active region is turning to face Earth, bringing spectacular auroras and occasional blackouts ...

However, as sunspot AR4087 rotates to face Earth head-on, we might be in for more solar activity. The powerful X2.7 flare also came with a CME, a burst of plasma and magnetic fields that can ...

Astronomers have warned of solar storms and other extreme space weather over the coming days and weeks, as an active part of the Sun rotates into view. The activity is expected to cause auroras and ...

Astronomers say sunspot AR4087 is coming into view and lining up with the Earth, increasing the chance of Northern Lights and blackouts. Aurora expert Vincent Ledvina said: "This is getting intense, ...

News UK & World News Astronomy Blackout alert issued as scientists warn huge solar flare is heading towards Earth It could cause disruption to communications, navigation systems, and satellite ...