Sunspot AR3186 erupted with an X1-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

As this month's string of powerful X-class solar flares sparked brilliant auroras that lit up skies across an unusually wide ...

Solar flares are intense bursts of radiation resulting from the release of magnetic energy associated with sunspots. They are classified into different categories based on their intensity, with ...

NASA Solar Dynamics Observatory captures sunspot AR3341 blast a powerful X1.1 solar flare. Credit: Space.com | footage courtesy: NASA/SDO | edited by Steve Spaleta Music: All Parts Equal by Airae / co ...

Insurance firm Lloyds recently estimated that an extreme solar event could lead to worldwide chaos with grounded flights, ...

As this month's string of powerful X-class solar flares sparked brilliant aurorae that lit up skies across an unusually wide swath of the globe — from ...

Largest Solar Flare of 2025 causes radio blackouts across Europe and Africa. NOAA warns of a G3 storm that could affect power grids and GPS systems.

The sun’s current 11-year activity cycle has already peaked—but extreme outbursts from our star may still be in store ...

The quiet arrival offers another indication that the sun is moving into the declining phase of its 11-year cycle.

The British Geological Society is warning that the Earth is about to get hit by the most powerful solar storm in over two decades.