Scientists have captured an exceptionally rare, high-resolution view of an active region that produced two powerful X-class ...

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 has a bone to pick with Earth — and it’s not done yet. A colossal solar storm just zapped the daylight side of the planet, causing global blackouts and knocking out radio signals across Europe ...

The sun erupted in a massive solar flare, the largest of the year, sending a wave of solar activity that could affect Earth starting on Tuesday. A powerful X5.1-class flare, capable of disrupting ...

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Space weather forecasters are watching for faint CMEs that could reach Earth later this week. After more than three weeks without a powerful solar flare, the sun has suddenly ramped up its activity, ...

Earlier this year, local and national officials gathered for a first-of-its-kind tabletop exercise to test their readiness for a severe solar storm. The simulation exposed major gaps in scientists’ ...