The culprit? A fiery X2.7-class solar flare that erupted from sunspot AR4087 early Tuesday morning (May 14), sending charged particles and plasma hurtling toward Earth. And experts warn ...

(Scientists put powerful solar flares into three categories ... but has been known to dabble in the space art beat. His book about the search for alien life, "Out There," was published on Nov ...

The sun unleashed another strong X-class solar flare overnight, stronger than the one that occurred on Tuesday — an X2.7, the strongest so far this year. X-class flares are the strongest and ...

Three top-tier X-class solar flares launched off the sun between Wednesday and Thursday. The first two occurred seven hours apart, coming in at X1.9 and X1.6 magnitude respectively. The third ...

Officials said on Tuesday that the sun just emitted another major solar flare – and that it's the strongest one so far in the current solar cycle. The latest flare peaked just before 1 p.m. ET ...

The latest X-class solar flare — the most powerful type the sun can produce — exploded from sunspot AR3842 at around 8 a.m. EDT on Thursday (Oct. 3). The flare had a magnitude of at least X9 ...

NASA has detected a large grouping of sunspots — dark patches on the sun — known as AR3576, which have increased in size in the last month and could be a risk for strong solar flares.

As we approach solar maximum, the solar flares are coming faster and faster. Mostly, it means Earthbound viewers get more than our normal share of nights illuminated by the aurora. More intense ...