EntityQ2720235· pop 9· linked from 100 articlesEpsilon2 AraeSign in to savestar in the constellation AraConnectionsyearEntityInternational Standard Serial NumberEntityapparent magnitudeEntityBright Star CatalogueEntityStrasbourg Astronomical Data CenterEntityminute and second of arcEntityDelta AraeEntityGX 339-4EntityEarthConceptstarEntitygalaxyEntitylight-yearEntityconstellationEntitykelvinEntitynebulaEntityorbitEntityradiusEntityexoplanetEntitydigital object identifierEntityparsecEntityCategoriesAra (constellation)Bayer objectsBright Star Catalogue objectsDouble starsDurchmusterung objectsF-type main-sequence starsGliese and GJ objectsHenry Draper Catalogue objectsHipparcos objectsWhite dwarfs