Core Structure of MAVEN (IMAGE) NASA/Goddard Space Flight Center Caption The core structure of the MAVEN spacecraft under construction at Lockheed Martin in Denver, Colo. Credit Lockheed Martin Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.