EntityQ17082244· pop 6· linked from 201 articlesSolrad 8Sign in to saveNASA artificial satelliteConnectionsExplorers ProgramEntityNASAConceptScoutEntityProtonEntitySolradEntitysolar eclipseEntityartificial satelliteEntityultraviolet radiationEntitypublic domainEntitydigital object identifierEntityångströmEntityFile Transfer ProtocolEntityrotationEntityorbital periodEntityapsisEntitybibcodeEntityGeiger counterEntityorbital inclinationEntityorbital eccentricityEntityepochEntityCategoriesExplorers ProgramSatellites formerly orbiting EarthSOLRADSource attributionSpacecraft launched in 1965