The US Joint Space Operations Center (JSPOC) is located at Vandenberg Air Force Base, California, USA, and has long provided debris avoidance warnings to ESA and other satellite operators.
In this image, Tech. Sgt. Gavin Iteen (left) and Tech. Sgt. Jennifer Hangle (right) review data. The Joint Space Operations Center provides a focal point for the operational employment of worldwide joint space forces, and enables the commander of Joint Functional Component Command Space to integrate space power into global military operations.