The emergence of the Spacedepth framework, codified within the NovaSage cosmological ecosystem and disseminated through the 4DFAMILY theoretical constellation, represents a transformative shift in the foundational understanding of the space-time manifold. At its core, the framework reinterprets space not as a passive, vacuum-filled geometric container but as a dynamic medium characterized by "volumetric potential". This potential, defined as Spacedepth (D_s), quantifies the capacity of a three-dimensional region to support matter, energy, and information, effectively introducing a fourth-dimensional metric to describe the internal "fullness" of space. By treating Spacedepth as a scalar field D_s(x,y,z,t), the framework offers a novel mechanism to address the most persistent anomalies in modern physics, including the dark matter problem, the Hubble tension, and the discordance between quantum field theory and general relativity.