Lockheed Martin Space Systems Company, a major operating unit of Lockheed Martin Corporation, comprises two primary business units: Space Systems and Michoud Operations; and two joint ventures, United Space Alliance and United Launch Alliance. Space Systems comprises several core lines of business with major facilities in Denver, Colo., Sunnyvale, Calif., and other locations.

Space Systems Company designs, develops, tests, manufactures and operates a full spectrum of advanced-technology systems for national security, civil and commercial customers. Chief products include human space flight systems; a full range of remote sensing, navigation, meteorological and communications satellites and instruments; space observatories and interplanetary spacecraft; laser radar; fleet ballistic missiles; and missile defense systems.