About HD 191957
HD 191957 is an uncommon star. It lies about 532.1 light-years from Earth, sits in the constellation Sgr, shines at apparent magnitude 6.66 and has spectral type K1/K2III+...
Its spectrum reads K1/K2III+.. — a K-type star. Orange K dwarfs are the marathon runners of the galaxy, burning steadily for tens of billions of years.