Our Mission
S4S, with its Allies and partners, commands combat forces in space superiority operations to protect and defend USSPACECOM’s Area of Responsibility and to deliver global space-enabled effects to the Joint Force.


S4S mission - Protect, Defend, Deliver, Connect

S4S Featured Stories
Two military members cut a cake in a courtyard with flags behind them.

S4S at Two Years: The Space Force’s Operational Engine Gains Momentum
Three military members pose for the camera in group.

Guardian Arena Bound: S4S-CJFSC Sends Three Teams to Florida Competition
A military chief master sergeant in a blue uniform speak into a microphone at a podium inside an auditorium.

S4S Chief “T2” challenges newest generation of Space Operators
Soldier review equipment.

Space and RPA Multirole Dominance
Over a dozen ships of various sizes cut through the ocean from an overhead view

CSpOC members lend space electro-magnetic warfare expertise to US, Australia’s largest military exercise
Two military men stand outside for a photo together.

Polish Brig. Gen. Górka visits S4S
Four uniformed service members stand together, smiling, in front of a whiteboard with signatures on it.

Australia’s Chief of Joint Capabilities visits NSDC
Generals pass a command flag.

Bythewood Assumes Command of S4S and USSPACECOM’s Combined Joint Force Space Component
S4S Current News
U.S. Department of War seal
United States Defends Space Interests in Partnership with Allies: CSpO Initiative to Advance Coalition Spacepower
By U.S. Department of War | Dec. 8, 2025
U.S. military officials joined leaders from all 10 nations of the Combined Space Operations (CSpO) Initiative at the new French Space Command Headquarters this week, where they reaffirmed the strength and relevance of CSpO to...
Space Delta 15's
Guardian Arena Bound: S4S-CJFSC Sends Three Teams to Florida Competition
By Stacie N. Shafran | Dec. 5, 2025
U.S. Space Forces – Space will send three teams to compete in the service’s premier competition event, Guardian Arena III, on Dec. 8–9, 2025, at Patrick Space Force Base, Florida. Competitors from S4S Headquarters, Space...
U.S. Space Forces - Space is marking two years of growth, readiness, and operational excellence. Since its activation in 2023, S4S has unified multiple deltas and operations centers, strengthened global partnerships, and delivered critical space effects to joint forces around the world. From supporting real-world operations such as Operation Midnight Hammer to advancing allied integration through Multinational Force-Operation Olympic Defender, the S4S team continues to demonstrate the power of integrated, combat-ready space operations. (U.S. Space Force photo illustration by Tech. Sgt. Luke Kitterman)
S4S at Two Years: The Space Force’s Operational Engine Gains Momentum
By Stacie N. Shafran | Dec. 5, 2025
U.S. Space Forces - Space marks its second birthday Dec. 6, 2025, highlighting two years of growth, operational integration, and expanding responsibilities...
U.S. Space Force Chief Master Sgt. Tina R. Timmerman, U.S. Space Forces – Space command senior enlisted leader, provides the opening remarks for the 533rd Training Squadron graduation ceremony at Vandenberg Space Force Base, Calif., Dec. 2, 2025. As a fellow graduate of the 533rd TRS, Timmerman emphasized the defining transition from student to operational Guardian in her speech for the newest generation of enlisted Space Operators. (U.S. Space Force photo by Tech. Sgt. Luke Kitterman)
S4S Chief “T2” challenges newest generation of Space Operators
By Tech. Sgt. Luke Kitterman | Dec. 3, 2025
U.S. Space Force Chief Master Sgt. Tina R. Timmerman, U.S. Space Forces – Space command senior enlisted leader, was the keynote speaker for the 533rd Training Squadron graduation ceremony at Vandenberg Space Base, California,...
U.S. Air Force Chief Master Sgt. Jacob Simmons, U.S. Space Command senior enlisted leader and Chief Master Sgt. Tina Timmerman, U.S. Space Forces- Space senior enlisted leader are briefed about the portable aircraft control station by Senior Airman Angela Andazola-Castillo, 25th Aircraft Maintenance Squadron MQ-9 apprentice, at Creech Air Force Base, Nevada, Nov. 17, 2025. PACS is the system maintenance uses to start MQ-9 Reaper remotely piloted aircraft and transfer the control to the aircrew for Automatic Takeoff and Landing Capability-enabled Satellite Launch and Recovery. (U.S. Air Force photo by Senior Airman Victoria Nuzzi)
Space and RPA Multirole Dominance
By USSPACECOM Public Affairs | Dec. 1, 2025
U.S. Space Command’s senior enlisted leaders traveled to Nevada to deepen operational understanding and highlight the powerful alignment between remotely piloted aircraft (RPA) operations and space operations. Chief Master...
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U.S. Space Command News
Gen. Stephen Whiting, commander, U.S. Space Command, and personnel from the 821st Space Group pose in front of the Pituffik Space Base, Greenland, Dec. 5, 2025. As the Department of War's northernmost installation, Pituffik's missile warning, missile defense, and Space Domain Awareness mission play a crucial role in the defense of our homeland and the American people.
USSPACECOM commander Highlights Strategic Importance of Pituffik Space Base during Arctic visit
By | Dec. 9, 2025
Gen. Stephen Whiting, commander, U.S. Space Command, accompanied by his wife, Tammy Whiting, visited Pituffik Space Base, Greenland, Dec. 5-6, 2025...
U.S. Department of War seal
United States Defends Space Interests in Partnership with Allies: CSpO Initiative to Advance Coalition Spacepower
By U.S. Department of War | Dec. 8, 2025
U.S. military officials joined leaders from all 10 nations of the Combined Space Operations (CSpO) Initiative at the new French Space Command Headquarters this week, where they reaffirmed the strength and relevance of CSpO to...
U.S. Air Force Chief Master Sgt. Jacob Simmons, U.S. Space Command senior enlisted leader and Chief Master Sgt. Tina Timmerman, U.S. Space Forces- Space senior enlisted leader are briefed about the portable aircraft control station by Senior Airman Angela Andazola-Castillo, 25th Aircraft Maintenance Squadron MQ-9 apprentice, at Creech Air Force Base, Nevada, Nov. 17, 2025. PACS is the system maintenance uses to start MQ-9 Reaper remotely piloted aircraft and transfer the control to the aircrew for Automatic Takeoff and Landing Capability-enabled Satellite Launch and Recovery. (U.S. Air Force photo by Senior Airman Victoria Nuzzi)
Space and RPA Multirole Dominance
By | Dec. 1, 2025
U.S. Space Command’s senior enlisted leaders traveled to Nevada to deepen operational understanding and highlight the powerful alignment between remotely piloted aircraft (RPA) operations and space operations. Chief Master...
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