Sun unleashes monster X-class solar flare, most powerful since 2017 (video) 

 The sun unleashed an X2.8 solar flare today (Dec. 14), its most powerful such eruption since September 2017. 

https://cdn.mos.cms.futurecdn.net/T9B26kRvyBn52rKAPVX4wn.jpg

https://www.space.com/sun-x-flare-december-2023-most-powerful-since-2017