U.S. Space Force History & Key Dates
The United States Space Force is the newest branch of the U.S. military, established on December 20, 2019, as the first new armed service in over 70 years. It organizes, trains, and equips Guardians to protect U.S. and allied interests in space.
Air Force Space Command established
Centralized military space operations under a single command
United States Space Force established on December 20
Became the sixth independent branch of the U.S. Armed Forces
First Guardians sworn in
Service members officially transferred from the Air Force to the Space Force
Official seal of the U.S. Space Force unveiled
Established the branch's official heraldry and identity
First Basic Military Training graduates
First class of recruits to enter directly into the Space Force
Rank structure finalized
Adopted unique Guardian rank names distinct from the Air Force