Orbital Sciences Corp. [ORB] officials said today that David Anhalt has joined the company as senior director of its Advanced Programs Group. He will be leading Orbital’s efforts in providing innovative space systems for the national security and military space market. Anhalt is a 28-year military veteran and a former colonel in the U.S. Air Force. He has served in both the U.S. Department of Defense and the Pentagon. Anhalt most recently served as chief of the Space Control and Advanced Technologies Division for the Undersecretary of the Air Force.