🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtTürkçeРусскийالعربيةفارسی한국어中文日本語EntityQ618273· pop 27· linked from 340 articlesCassiopeia Asupernova remnant in the constellation CassiopeiaWikidata factsImageHeic0609.jpgSources (4)wikidata.orghe.wikipedia.orgru.wikipedia.orgdocs.openalex.orgvia Wikidata · CC0Available in 26 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsItalianoالعربيةBosnianCatalanConnectionscosmic dustEntityChandra X-ray ObservatoryEntityCategories1940s in outer space1947 in science3C objectsAstronomical objects discovered in 1947Cassiopeia (constellation)Flamsteed objectsMilky WaySupernova remnants