TIC 168789840 is the first known sextuple (six-star) system consisting of three eclipsing binaries. Structure of TIC 168789840, a sextuple system of three eclipsing binaries arranged as inner quadruple AC and outer binary B. Image credit: Sci-News.com. “Prior to the discovery of TIC 168789840, there were 17 known sextuple star systems according to the June 2020 update of the Multiple Star Catalog,” lead author Dr. Brian Powell of NASA’s Goddard...
