Tags: Star.
68 Cygni is an rotating ellipsoidal variable star in the constellation Cygnus. Its apparent magnitude is 5.04. Located around 1400 parsecs (4600 ly) distant it is a hot blue O-type star of spectral type O8e a massive star that only lives for a few million years. The star is surrounded by a ring-shaped nebula and has been hypothesized to be a close binary system.