EntityQ284849· pop 25· linked from 287 articlesVelaSign in to savegroup of satellitesConnectionsUnited States Air ForceEntitygamma-ray burstEntityTitanEntityUnited StatesCountryMoonConceptSoviet UnionConceptJimmy CarterPersonlightningEntityInternational Standard Book NumberEntityneutronEntityX-rayEntityThe New York TimesEntityGlobal Positioning SystemEntitydigital object identifierEntityInternational Standard Serial NumberEntitygamma rayEntitymeteoroidEntityGeneral Dynamics F-16 Fighting FalconEntityVelaEntityCrab NebulaEntityCategories1963 in spaceflightGamma-ray burstsMeasurement and signature intelligenceMilitary equipment introduced in the 1960sMilitary space program of the United StatesNuclear weapons testingReconnaissance satellites of the United StatesSatellite series