E arth is preparing for a multi-day barrage of solar material, with the most severe space weather impacts now forecast for ...

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

On Tuesday, a strong solar flare erupted from the sun, sending energy across the galaxy, which made for spectacular imagery of the invisible light. NASA's Solar Dynamic Observatory captured the ...

The sun is having a busy week, developing three massive unstable "delta-class" sunspots, one of which spewed out the second biggest solar flare so far this solar cycle. The flare, which was classified ...

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

A giant sunspot may be about to erupt, sending out the most powerful form of solar flares growing for days. Sunspot AR3089, which is facing towards the Earth, has now developed a delta-class magnetic ...