Home›France–Soviet Union relations›Gamma observatory🌐EnglishEnglishBahasa IndonesiaEspañolFrançaisItalianoNederlandsРусскийالعربيةفارسیEntityQ49947· pop 11· linked from 342 articlesGamma observatoryAlso known as Gamma-ray observatory, Gammaformer Soviet gamma ray telescopeWikidata factsShow 3 more factsUTC date of spacecraft launch1990-07-11Commons categoryGamma (satellite)time of object orbit decay1992-02-28Sources (2)wikidata.orgn2yo.comvia Wikidata · CC0Available in 10 languagesEspañolFrançaisРусскийالعربيةArmenianBahasa IndonesiaGalicianUkrainianفارسیvia Wikidata sitelinks · CC0ConnectionsOrbiting Solar ObservatoryEntityelectronvoltEntityCategoriesFrance–Soviet Union relationsGamma-ray telescopesSoviet space observatoriesSpacecraft launched in 1990Space telescopes