Home - U.S. Space Forces

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

Space Force general speaks at conference

USSF Lt. Gen. Dennis Bythewood speaks at the Mitchell Institute for Aerospace Studies’ Spacepower Security Forum

Graphic showing quote from Space Force General

LTG Bythewood Defense One - State of Defense 2026

S4S Commander: Space is ‘First Through the Door’ in Joint Operations

Lt. Gen. Bythewood interviewed at Mitchell Institute's Schriever Spacepower Series

S4S leaders speak at 2026 State of Vandenberg event

S4S captain collaborates with international partners during Exercise SPARTEX 2026

Military leaders and partners post for a group photo.

CSpOC hosts Electronic Warfare, On-Orbit Integration Working Group

U.S. and foreign military leaders speak at a conference.

S4S personnel participate in a panel at the 12th annual Joint Space Operations Summit

S4S Current News

U.S. Space Force Lt. Gen. Dennis Bythewood, U.S. Space Forces–Space (S4S) commander and Combined Joint Force Space Component commander, speaks during the “Operating a Warfighting Service” panel at the Mitchell Institute for Aerospace Studies’ Spacepower Security Forum in Arlington, Va., April 1, 2026. During the panel, Bythewood emphasized that Guardians are globally integrated to deliver active combat support and critical space effects for the Joint Force.

Space Force Delivering in Combat Operations Today, S4S Commander Says

By Stacie N. Shafran | April 14, 2026

U.S. space capabilities underpin the modern warfighter. As the Space Force component to U.S. Space Command, we are delivering combat-relevant space capabilities in military operations today, said U.S. Space Force Lt. Gen...

An infographic features U.S. Space Force Lt. Gen. Dennis O. Bythewood, commander of U.S. Space Forces - Space, highlighting his remarks from the Defense One State of Defense 2026 event at Vandenberg Space Force Base, California, March 25, 2026. Bythewood emphasized the necessity of conducting dynamic space operations and moving to positions of advantage to maintain a tactical edge in the space domain. (U.S. Space Force graphic by Maj. Julian Labit)

S4S commander highlights shift to space combat mindset at State of Defense 2026

By Maj Julian Labit | April 14, 2026

The commander of U.S. Space Forces - Space (S4S) recently joined a panel of experts to discuss the evolution of the space domain during the State of Defense 2026 virtual conference...

U.S. Space Force Lt. Gen. Dennis O. Bythewood, USSF, commander of U.S. Space Forces-Space and Combined Joint Force Space Component commander, led an all-call with local command members and staff to underscore the critical role space plays in modern warfare at Vandenberg Space Force Base, California, March 27, 2026. (U.S. Space Force photo by David Dozoretz)

S4S Commander: Space is ‘First Through the Door’ in Joint Operations

By Stacie N. Shafran | April 2, 2026

U.S. Space Force Lt. Gen. Dennis Bythewood, commander of U.S. Space Forces–Space (S4S), led an all-call with local command members and staff March 27, 2026, underscoring the critical role space plays in modern warfare...

VCJCS Visits the Frontlines of Navigation Warfare

By | April 2, 2026

The Vice Chairman of the Joint Chiefs of Staff, U.S. Marine Corps Gen. Christopher J. Mahoney, visited the Joint Navigation Warfare Center (JNWC) at Kirtland Air Force Base, New Mexico, March 30, 2026. ...

U.S. Space Command News

NASA astronaut Victor Glover celebrates on the flight deck of the San Antonio Class amphibious transport dock USS John P. Murtha (LPD 26) after returning from space on Apr. 10, 2026. John P. Murtha is underway in the U.S. 3rd Fleet area of operations supporting NASA’s Artemis II mission, retrieving the crew and spacecraft following their return to Earth and splashdown in the Pacific Ocean. NASA’s Artemis II mission sent four astronauts on a flight around the moon in the Orion space craft, marking the first time humans journeyed to deep space in over 50 years. (U.S. Navy photo by Mass Communication Specialist 2nd Class August Clawson)

USSPACECOM’s component, AFSPACE, supports Artemis II spacecraft recovery operations

By | April 13, 2026

U.S. Space Command, in partnership with NASA, U.S. Indo-Pacific Command, and Air Forces Space, successfully recovered the crewed Orion spacecraft from the Pacific Ocean and facilitated the four astronauts’ safe return, April...

Mr. Robert Carlisle, Argo Space Corp. CEO, speaks with Gen. Stephen Whiting, commander of U.S. Space Command, during an open forum discussion at the Apollo Insight Commercial Integration tabletop exercise in Colorado Springs, Colorado, March 23, 2026. The first of four Commercial Integration tabletop exercises scheduled to take place throughout the year, this iteration addressed the threat of weapons of mass destruction in space. Wargame facilitators presented a notional worst-case scenario. Participants representing U.S. defense experts, government leaders, allied nations, and commercial mission partners then worked together to identify collective actions and develop technical pathways that the community can proactively adopt to help prevent such a situation. USSPACECOM, working with Allies and Partners, plans, executes, and integrates military spacepower into multi-domain global operations in order to deter aggression, defend national interests, and when necessary, defeat threats.

USSPACECOM executes inaugural APOLLO INSIGHT commercial integration wargame series

By | April 3, 2026

U.S. Space Command (USSPACECOM) held its first-ever Apollo Insight Commercial Integration wargame series with commercial mission partners on March 23, 2026...

Left of center, Gen. Stephen Whiting, U.S. Space Command commander, poses for a photo at the Swaminarayan Akshardham temple alongside U.S. Ambassador to India Sergio Gor, U.S. Deputy Secretary of State Christopher Landau, and two monks in New Delhi, March 4, 2026. Whiting arrived during Holi, the Hindu festival of colors, and was welcomed with a tour of the temple showcasing India’s rich spiritual and artistic heritage.

USSPACECOM commander highlights U.S.-India space cooperation during Indo-Pacific visit

By | March 13, 2026

Gen. Stephen Whiting, commander of U.S. Space Command, traveled to the U.S. Indo-Pacific area of responsibility March 3-8, 2026, to participate in the 2026 Raisina Dialogue and meet with leaders representing both U.S. and...