Joint Task Force–Space Defense

The Joint Task Force–Space Defense (JTF–SD) is a joint task force and subordinate command of United States Space Command. It is responsible for executing control of space defense and space domain awareness units to protect and defend U.S. space capabilities.

Mission
Joint Task Force–Space Defense's mission is to "conduct, in unified action with mission partners, space superiority operations to deter aggression, defend U.S. and Allied interests, and defeat adversaries throughout the continuum of conflict."

Components
Joint Task Force–Space Defense includes:
 * National Space Defense Center

History
Joint Task Force–Space Defense was established immediately after the establishment of United States Space Command on August 29, 2019. A ceremony recognizing the establishment of the JTF–SD was held on October 21, 2019 at Schriever AFB.