The X9.0 flare takes the crown from the previous strongest flare of Solar Cycle 25, which was an X8.7 flare on May 14. Thursday's flare is the 15th strongest on record, reports Space Weather Watch.

Sunspot AR3757 erupted with an M1-class solar flare and a plasma plume. Footage courtesy: NASA / SDO and the AIA, EVE, and HMI science teams | edited by Space.com's Steve Spaleta ...

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, this is just the ...

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).

An X3.3/sf flare was observed at 24/0357 UTC from Region 3869," NOAA's Space Weather Prediction Center said in a forecast discussion, "as well as an asymmetrical halo CME that was first visible ...

Solar flares measured around X1 — like the May 13 and 14 events — indicate strong flare intensity. An X10 flare is described as as a severe event, according to NOAA.

Flickering, invisible space loops may help predict solar flares It’s notoriously difficult to predict when the sun will belch out a large solar flare — an explosive burst of radiation that ...