Exosat preparing for launch

Exosat being prepared for launch from Vandenberg Air Force Base, California. The medium-energy and low-energy instruments are protected by their shutters on the right-hand face. These shutters were opened in orbit to act as sun shades for the telescopes. The rotatable solar array is visible at the top of the spacecraft. [Image Date: 01-07-83] [83.07.005-048]