Monster X-class flare is most powerful solar eruption since 2017, could trigger auroras and major geomagnetic storms

Harry Baker

2023年12月15日

On Dec. 14, a 2.8 magnitude X-class flare exploded from the sun, triggering radio blackouts on Earth and unleashing a CME that could also hit our planet in the next few days. It is the most powerful solar flare in more than six years.

The X-class solar flare, which exploded from the sun on Dec. 14, is the most powerful flare of the current solar cycle. (Image credit: NASA/SDO) The most powerful solar flare for more than six y… https://www.livescience.com/space/the-sun/monster-x-class-flare-is-most-powerful-solar-eruption-since-2017-could-trigger-auroras-and-major-geomagnetic-storms