61 Cygni | Vibepedia

61 Cygni is a star system located in the constellation Cygnus, known for being one of the first stars to have its distance measured using the method of parallax. The system consists of two K-type main-sequence stars, 61 Cygni A and 61 Cygni B, which are separated by about 84 astronomical units. The discovery of 61 Cygni's distance was a major milestone in the field of astronomy, as it provided a crucial reference point for measuring the distances to other stars.