Hull Material: Aluminum-lithium alloy 2195-T8
Tensile Strength: 500-650 MPa
Wall Thickness: 12mm (structural) + 50mm (expandable fabric)
Expansion System: Vectran fabric + UV-cured resin rigidization
Layer 1: 4m regolith overburden (primary GCR attenuation)
Layer 2: 30cm water jacket (hydrogen-rich, SPE protection)
Layer 3: 10cm HDPE panels (fast neutron moderation)
Effective Dose: <50 mSv/year (NASA career limit compliant)
Method: Aeroponics (nutrient mist) + Hydroponics (NFT)
Levels: 3× stacked (floor area 108 m² × 3 = 324 m² effective)
Lighting: Spectrum-tunable LED (400-700nm, photoperiod control)
CO₂ Enrichment: 1000-1500 ppm (optimized photosynthesis)
LED Arrays: 80 kW peak (16h light / 8h dark cycle)
HVAC: 15 kW (temperature ±1°C, humidity ±5%)
Pumps & Automation: 5 kW
Total Module Power: 100 kW operational
Docking Standard: 12-point mechanical latch (redundant)
Seals: Dual inflatable (vacuum interstitial monitoring)
Utilities: 480V 3-phase + 48V DC + fiber data
Coupling Time: ~7 hours (automated + leak test)
Yield: 3,000-4,500 kcal/day per module (crop-dependent)
Water Usage: 200 L/day (98% recycled via dehumidifiers)
Harvest Cycle: 60-120 days (varies by crop species)
Biomass Output: ~400 kg/year fresh weight