Some stars repeatedly skim past supermassive black holes, lose material and survive; scientists now think their unusually rapid spin explains why each returning flare becomes progressively dimmer

Some stars can make repeated close passes around supermassive black holes, losing part of their material each time while surviving to return again. These encounters produce bursts of light, or flares, that can recur months or even years apart.

Raccontata datimesofindia.indiatimes.com