What is one of the key functions of the US Space Force?

The key function of the US Space Force being to deter aggression in, from, and to space reflects its primary role in ensuring national security and protecting American interests in the space domain. This encompasses a wide range of activities aimed at preventing conflicts related to space activities, ensuring that potential adversaries do not feel emboldened to engage in hostile actions that could disrupt or damage vital space infrastructure.

Determent in this context means that the Space Force is responsible for establishing a presence and capability in space that acts as a deterrent against threats. This not only includes monitoring and responding to threats but also developing strategies and technologies that safeguard US satellites and space operations from potential attacks or interference.

The other options do not align with the primary mission of the Space Force. Conducting air operations pertains more to traditional branch operations, providing support for ground forces focuses on terrestrial engagements, and managing naval operations in space does not correspond with established roles, as the concept of naval operations in space is not applicable. The unique focus on space operations distinguishes the Space Force from other military branches and emphasizes its dedicated role within national defense strategies.