KnowraBinary starLinked fromLinked fromThe 45 pages that link to Binary star, each with the reason it gives.All 45Broader topic 9Related 19Narrower topic 15Compared with 2Center of massBroader topic: Their shared center of mass organizes the two stars’ orbital motion.Star systemBroader topic: It is a specific multiple-star arrangement within the broader class of star systems.Orbital periodBroader topic: Its orbital period helps determine the stars' masses and separation.William HerschelBroader topic: Herschel's observations showed that some apparent pairs are physically bound and orbit one another.Two-body problemBroader topic: A well-separated binary can closely approximate two mutually gravitating point masses.Reduced massBroader topic: Their relative orbit can be calculated using one effective body with reduced mass.Stellar dynamicsBroader topic: Binary orbits provide measurable constraints on stellar masses and gravitational interactions.Stellar orbitBroader topic: Their mutual motion provides a direct setting for measuring stellar orbits.Kepler orbitBroader topic: In isolation, each star follows a Keplerian path relative to the other.