In 1952, Sanders Associates, Inc., worked with McDonnell Aircraft Company to develop a radar using phased array concepts. This led to the PANoramic Array Radar (PANAR) contract with the U.S. Air Force. Its key design element—multibeam phased arrays—is the basis of present-day radar defense and surveillance systems.
Small satellites meant to improve the way the U.S. measures Earth’s magnetic field—an option to expand the military’s position, navigation, and timing enterprise—launched March 30 from Vandenberg Space Force Base, Calif.