Artist's impression of the orbits of HD 188753, a triple star system. (en)
Algol A is being regularly eclipsed by the dimmer Algol B every 2.87 days. (en)
The Algol three-star system imaged in the near-infrared by the CHARA interferometer with 0.5 mas resolution in 2009. The shape of Algol C is an artifact. (en)