EntityQ2083780· pop 8· linked from 217 articles1981 in spaceflightSign in to saveoverview of spaceflight-related events during the year of 1981ConnectionsPlesetsk CosmodromeEntityEuropean Space AgencyEntitySatish Dhawan Space CentreEntitysignals intelligenceEntitygeostationary transfer orbitEntityBlok DEntityOTRAGCompanyS-Series (rocket family)EntityUnited StatesCountryJapanCountryFranceCountryIndiaCountryChinaCountryCanadaCountrySpainCountryNorwayCountryUnited KingdomCountryBrazilCountrySwedenCountryBulgariaCountryCategories1981 in spaceflightSpaceflight by year