Some stars erupt with 'superflares' 10,000 times as powerful as solar flares from the sun. A team of "stellar detectives" are on the case and may now know why some stars are so violent.

Stellar detectives find suspect for incredibly powerful 'superflares'

Source: space
Source Link: https://www.space.com/superflare-star-system-more-powerful-than-solar-flares