NOAA also said this was the biggest flare of the current 11-year solar cycle, which is nearly its peak. Earth should be in the clear as the flare erupted from a part of the sun moving away from ...

In May 2024, the largest solar flare since 2017 was detected, ranking at an X-8.7 magnitude. Then in 2025, a flare May 13 was classified as an X-1.2 , and another the next day was listed as an X-2.7 .

Within the next couple of days, solar activity associated with the flare could also produce auroras as far south as New York in the East and Idaho in the West, forecasters said.

The alarming solar event occurred Thursday after an active sunspot named AR 3514 erupted with a large class X.28 solar flare — the most powerful variety that the sun is capable of producing, as ...

At 12:02 p.m. Eastern time on Thursday, a massive X-class solar flare — the strongest kind — launched off the sun. It was the most intense of the sun’s current 11-year cycle, and the most ...

This flare was categorized as an X2.8 flare. The X indicates the class of flare, with X being the strongest and other less powerful classes being A, B, C, and M.The 2.8 number indicates the power ...

Solar flares are classified based on their strength, much like earthquakes, according to NASA.The scale ranges from B-class on the lowest end to C-class, then M-class, and finally, X-class.

The most powerful solar flare of this solar cycle so far occurred on October 3, hitting X9.0-class in strength. Today's X9 (R3) flare was prolific, but impulsive (imagery courtesy of jhelioviewer).

NOAA’s Space Weather Prediction Center confirmed the X2.7 flare, which is on the lower end of the most intense solar flares. Still, it packed enough punch to leave entire regions in a ...

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, the ...

A high-powered solar flare erupted from the sun last week, causing a major radio blackout in Europe and Asia. The eruption happened at 3:25 a.m., meaning that the sun wasn't in the Texas sky at ...

In the meantime, it’s still wild to see events like Monday’s solar flare in such detail—and thankfully at such a distance. More deals, reviews, and buying guides.