Commodore Anthony S. Williams, U.K. Space Command Head of Space Capability – UK, signs the National Space Defense Center heritage board during a visit to the organization at Schriever Space Force Base, Colo., April 10, 2025. Williams gained a detailed understanding of the NSDC and Space Delta 15’s capabilities, functions, and operations and how they relate to the UK strategic initiative considering deterrence, partnerships, relationships, investments, people, and technologies. The UK will continue to work with the U.S. to strengthen the command and control relationship supporting the protect and defend mission in space.(U.S. Space Force photo by Dalton Prejeant)

The National Space Defense Center hosts Commodore Anthony S. Williams, U.K. Space Command Head of Space Capability – UK, at Schriever Space Force Base, Colo., April 10, 2025. Williams gained a detailed understanding of the NSDC and Space Delta 15’s capabilities, functions, and operations and how they relate to the UK strategic initiative considering deterrence, partnerships, relationships, investments, people, and technologies. The UK will continue to work with the U.S. to strengthen the command and control relationship supporting the protect and defend mission in space. (U.S. Space Force photo by Dalton Prejeant)

From left to right, U.S. Space Force Col. Stephen Lyon, National Space Defense Center director and Space Delta 15 Commander, Air Commodore James ‘Jaimie’ Thompson, Deputy Commander, UK Space Command (Royal Air Force-UK), Command Warrant Officer Caroline Cooper, Group Captain Julian “Vaughan” Arnall, Liaison Officer from UK to U.S., and USSF Rayna Yamamoto, 15th Cyberspace Squadron senior enlisted leader, at the NSDC at Schriever Space Force Base, Colo., Feb. 27, 2025. Thompson and his team gained a detailed understanding of the NSDC and Space Delta 15’s capabilities, functions, and operations. The UK will continue to work with the U.S. to strengthen the command and control relationship supporting the protect and defend mission in space. (U.S. Space Force photo by Tiana Williams)