Spacecraft Bus Parametric Cost Model
v5
Multi-model comparison · USCM8 · SSCM · CEHE · Blend v5 · All figures FY2025 $M
☀️ Light
📤 Export Template
📥 Import Excel
🔄 Reset Defaults
Program Total
—
base cost
Cost to Customer:
—
NRE Total
—
RE TFU
—
RE Avg Unit
—
Total RE (N)
—
Cost / kg
—
Cost / Watt
—
Program Parameters
Heritage Level
New Design
Modified Existing
Heritage / Adapted
Flight Spare
Mission Class
Class A — Flagship
Class B — High Priority
Class C — Medium
Class D — Low Cost
Production Qty (N)
1 unit
Duration (months)
36 mo
Fee & Reserves
Contractor Fee
10%
Program Reserves
25%
Customer = Base × 1.375
USCM8
Traditional · Mass-Driven
SSCM
Small Sat · Commercial
CEHE
NASA · LOE-Based
Blend v5
Blended · v5 Model
⚖ Comparison
All Models · Side-by-Side
USCM8
= DoD/NASA floor ·
SSCM
= commercial/NewSpace low ·
CEHE
= full NASA overhead ceiling ·
Blend v5
= balanced mid-class ROM
Cost by Subsystem