The X5.1-class eruption from sunspot AR4274 is this year's most powerful solar flare and Earth is in the firing line.

The eruption was accompanied by a CME, which is currently under analysis to assess whether any part of it is headed for Earth ...

The sun unleashed a third X-class solar flare on Nov. 11. Clocking in at X5.1, it is the biggest solar flare this year and ...

The Sun has just fired off its most powerful solar flare of 2025, causing radio blackouts across half the globe. As the ...

The sun unleashed the strongest X5.1 class solar flare, blasting the Earth with 2025 year’s strongest solar activity so far ...

A powerful solar eruption from sunspot AR4274 triggered a massive X5.1-class solar flare, causing a Ground Level Event (GLE) ...

These CMEs are currently headed toward Earth and will likely cause strong to minor geomagnetic storms later today and ...

A series of three powerful flares and associated explosions of solar material out across the Solar System have set Earth ...

NEW ORLEANS (WVUE) - An uptick in strong solar activity could create a severe solar storm, bringing the Northern Lights as ...

Solar flares are classified based on their strength into classes A, B, C, M, and X, with each class being ten times more ...