Home›1940s in outer space›Cassiopeia A🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsSvenskaTiếng ViệtTürkçeРусскийالعربيةفارسی한국어中文日本語EntityQ618273· pop 27· linked from 340 articlesCassiopeia Asupernova remnant in the constellation CassiopeiaWikidata factsDistance from Earth3.4ImageHeic0609.jpgShow 6 more factsCommons categoryCassiopeia Acatalog code2FHL J2323.4+5848Commons galleryCassiopeia Aright ascension350.850000declination58.8150000time of discovery or invention1947-00-00Sources (4)wikidata.orghe.wikipedia.orgAvailable 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