NASA Lucy spacecraft's circular solar arrays deployed in vacuum chamber

NASA's Lucy mission's solar arrays were extended in a thermal vacuum chamber at Lockheed Martin Space in Littleton, Colorado. The solar arrays are designed to power Lucy for 12 years. -- Lucy mission: NASA's visit to the Trojan asteroids: https://www.space.com/lucy-asteroid-mission Credit: Space.com | Footage courtesy: Lockheed Martin / animation: NASA Goddard Space Flight Center | produced & edited by Steve Spaleta (http://www.twitter.com/stevespaleta)