4.6K views · 321 reactions | Did you know Fermi’s Gamma-ray Burst Monitor detects more than just gamma-ray bursts? In fact, it is very effective in detecting solar flares from our Sun! Find out more about gamma rays we can observe from our closest star: https://go.nasa.gov/3Bt1pbr #FermiFriday | NASA Universe | Facebook

STRONGEST FLARE OF THE CURRENT SOLAR CYCLE: Sunspot 3514 erupted on Dec. 14th (1702 UT), producing a strong X2.8-class solar flare. This is the strongest flare of Solar Cycle 25 (so far) and the most powerful eruption the sun has produced since the great storms of Sept. 2017. NASA's Solar Dynamics Observatory recorded the extreme ultraviolet flash. 📑Spaceweather | The Watchmen's Earth and Space connection