An aircraft plant owned by the Navy, at the northwest corner of Aviation and El Segundo Boulevards, was transferred to the Air Force in October 1962.

The portion of Fort MacArthur remaining in military use is a sub-base of Los Angeles Air Force Base serving as a housing and administrative annex.

SSC is responsible for research, development, acquisition, on-orbit testing, reliability, maintenance, sustainment and operations of specific military space systems.

MILSATCOM systems consists of satellites, terminals, and control stations, worth more than $42 billion providing communication for approximately 16,000 aircraft, ships, mobile, and fixed sites.

As a jointly-staffed directorate, it interfaces with major commands from each of the Armed Services, HQ Air Force and various DoD agencies.

Serves as primary provider of launch, spaceflight, hosted payloads and on-orbit operations for the entire DoD space research and development community.

It sustains and modifies worldwide USAF/DoD space weapon systems to include terrestrial and space weather, global positioning systems, launch range control, satellite command and control, secure communications, and missiles early warning.

[3] The Range and Network Division is responsible for modernizing and sustaining the world-wide Space Force Satellite Control Network as well as the nation's Launch and Test Range Systems located at Vandenberg SFB, California, and Cape Canaveral SFS, Florida.