Beta Centauri
Beta Centauri (Latinised from β Centauri, abbreviated Beta Cen, β Cen), officially called Hadar (), is a triple star system in the southern constellation of Centaurus. The system's combined apparent visual magnitude of 0.61 makes it the second-brightest object in Centaurus and one of the brightest stars in the night sky. According to parallax measurements from the astrometric Hipparcos satellite, the distance to this system is about .