EntityQ4597650· pop 11· linked from 189 articlesX PerseiSign in to savebinary star system in the constellation PerseusConnectionsyearEntityepochEntitystellar rotationEntityQ1044096EntitystarEntitygalaxyEntitysecondEntitylight-yearEntityconstellationEntitykelvinEntityX-rayEntityastronomical unitEntitynebulaEntityorbitEntityradiusEntityexoplanetEntitydigital object identifierEntityneutron starEntityPerseusEntityparsecEntityCategoriesBe starsBright Star Catalogue objectsB-type main-sequence starsDurchmusterung objectsGamma Cassiopeiae variable starsHenry Draper Catalogue objectsHipparcos objectsNeutron starsObjects with variable star designationsO-type giantsPerseus (constellation)PulsarsX-ray binaries