EntityQ1816481· pop 16· linked from 77 articlesLandsat 1Sign in to savefirst satellite of the United States' Landsat program, active 1972-1978ConnectionsApollo 16EntityagricultureEntitylightEntitygeologyEntityNASAConceptmeteorologyEntityartificial satelliteEntityinfrared radiationEntitypollutionEntitydigital object identifierEntityoceanographyEntityhydrologyEntitycartographyEntityhertzEntitynatural resourceEntityforestryEntityorbital periodEntityapsisEntityPioneer 10EntityGeneral ElectricCompanyCategoriesLandsat programSpacecraft launched by Delta rocketsSpacecraft launched in 1972