🌐EnglishEnglishDeutschFrançaisItalianoNederlandsPolskiPortuguêsTiếng ViệtРусский日本語EntityQ2509028· pop 15· linked from 164 articlesExplorer 7Also known as NASA S-1a, S-1a, Explorer VII1959 research satelliteWikidata factsImageInstalling Explorer VII.jpgSources (8)wikidata.orgnssdc.gsfc.nasa.govweb.archive.orgnssdc.gsfc.nasa.govweb.archive.orgspace.skyrocket.denasa.govAvailable in 14 languagesFrançaisDeutsch日本語РусскийPortuguêsItalianoCzechFinnishGalicianLuxembourgishPolskiConnectionsExplorers ProgramEntityUniversity of IowaEntityCategories1959 in the United StatesEarth observation satellitesExplorers ProgramSatellites orbiting EarthSource attributionSpacecraft launched in 1959