Your proposal describes Boyajian's star Which behaves differently to this one https://www.nasa.gov/feature/jpl/mysterious-dimming-of-tabbys-star-may-be-caused

Your proposal describes Boyajian's star Which behaves differently to this one https://www.nasa.gov/feature/jpl/mysterious-dimming-of-tabbys-star-may-be-caused-by-dust https://www.nasa.gov/feature/jpl/mysterious-dimming-of-tabby... https://www.nzherald.co.nz/world/tabbys-star-may-not-be-alone-as-study-finds-cluster-of-pulsating-stars/46ITNS5IJAQP444XEDA4YI7POY/ https://www.nzherald.co.nz/world/tabbys-star-may-not-be-alon... https://en.wikipedia.org/wiki/Tabby%27s_Star https://en.wikipedia.org/wiki/Tabby%27s_Star