The Griffiths Deep‑Space & Lunar Habitat Protection Framework (GRFF v5.0) defines a multilayer environmental‑resilience architecture engineered for long‑duration off‑planet habitation. Designed for deep‑space vessels, lunar surface habitats, and future Martian installations, GRFF integrates high‑TRL passive systems with emerging active‑field technologies to create a closed‑loop protective envelope that maintains structural continuity, environmental stability, and crew safety across all mission phases. Beyond Earth’s magnetosphere, habitats must withstand a continuous flux of micrometeoroids, charged particles, secondary radiation, and plasma‑forming hypervelocity impacts. On the lunar and Martian surfaces, these threats are compounded by abrasive, electrostatically charged dust capable of degrading seals, eroding materials, contaminating life‑support systems, and compromising long‑term habitat integrity. GRFF v5.0 addresses these challenges through a coordinated four‑layer architecture that prevents dust intrusion, mitigates impact damage, and maintains environmental isolation. Layer 1 employs adaptive electromagnetic field shaping to deflect charged particles, perturb dust trajectories, and reduce the kinetic load of incoming debris. Layer 2 provides hydrogen‑rich kinetic absorption, radiation attenuation, and autonomous puncture closure using a sectorized membrane and cryo‑stabilized elastomer stack. Layer 3 integrates hierarchical conductive sensing meshes for real‑time micro‑impact detection, dust‑cloud characterization, and DIGSP‑driven reinforcement. Layer 4 forms the final pressurized crew barrier, ensuring containment even under multilayer degradation or total power loss. Together, these layers create a self‑maintaining habitat envelope that protects against deep‑space hazards during transit and prevents abrasive lunar or Martian dust from compromising surface operations. GRFF v5.0 is engineered for compatibility with GNMT propulsion, the Dual‑Ring Habitat, NGLS logistics systems, and DIGSP supervisory governance, forming a unified protection framework for next‑generation off‑planet infrastructure. This framework has undergone independent hard‑review for architectural coherence, TRL transparency, and systems‑engineering validity, and is designated as a verified conceptual architecture for deep‑space and lunar habitat protection.