Stellar Engine

Planned

Construct stellar propulsion systems to enable controlled movement of the Sun and Solar System. CAPACITY COST MODEL: ~73x reduction from linear methodology reflects ISRU economics and shared Phase 2/3a infrastructure. Cost represents R&D, seed deployment, and "vitamin" imports.

Total Cost

$1.50T

$770.00B - $3.00T

Duration

200-500 years

BOM Items

Dependencies

Objectives

Deploy Shkadov mirror arrays for passive radiation pressure thrust (ISRU-manufactured)
Establish solar wind collection infrastructure across the Dyson swarm
Implement mass lifting systems to extract material from the solar chromosphere
Construct helium separation and fuel processing plants
Build electromagnetic accelerators for hydrogen return and helium jet propulsion
Integrate stellar engine control systems with Dyson swarm infrastructure
Achieve initial operational capability with measurable stellar acceleration

Project Timeline

Activity Timeline

Critical Path: 1800 months

In Progress

Completed

Pending

Critical Path

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Click on activities to view detailed specifications. Gold indicators mark the critical path.

Bill of Materials

Infrastructure

Item	Quantity	Unit Cost	Total Cost	Cost Range	Specs
Shkadov Mirror Array ISRU-manufactured parabolic reflector arrays. Cost represents seed mirror segments + AU-scale structural engineering + station-keeping propulsion. Mirror material is fully ISRU-producible.	1,000,000,000,000 m² reflective area	$0.00	$150.00B	Medium	View Details
Thermonuclear Jet Engine PRIMARY R&D COST. Fusion ignition R&D + stellar-scale engine development + fuel cycle integration. Novel fusion propulsion with no heritage; highest uncertainty item in Phase 3b.	100 engine units	$4.00B	$400.00B	Low	View Details
Solar Wind Collectors ISRU-manufactured collector stations. Cost represents magnetic plasma handling R&D + seed collector network + collection coordination software. Extension of Dyson swarm.	10,000,000 collector stations	$10.00	$100.00B	Medium	View Details
Mass Lifting Systems Most speculative system. Cost represents solar surface interaction R&D + magnetic channeling development + lifting station seed deployment. High R&D uncertainty.	1,000 lifting stations	$300.00M	$300.00B	Low	View Details
Helium Separation Plant ISRU-manufactured processing plants. Cost represents isotope separation R&D adaptation + seed processing plants + fuel storage and handling. Well-understood terrestrial physics.	500 processing plants	$300.00M	$150.00B	Medium	View Details
Electromagnetic Accelerators ISRU-manufactured accelerator units. Cost represents high-power scaling R&D + seed accelerator network + propellant handling systems. Most mature technology in Phase 3b.	10,000 accelerator units	$15.00M	$150.00B	Medium	View Details

Computing

Item	Quantity	Unit Cost	Total Cost	Cost Range	Specs
Dyson Integration Layer Software and infrastructure integration. Cost represents power allocation algorithms + engine-swarm coordination + thrust vector management. Builds on Phase 2/3a distributed systems.	1 system	$100.00B	$100.00B	Medium	View Details
Thrust Stabilization Systems Century-scale control systems. Cost represents planetary orbit stability modeling + feedback control algorithms + stabilization node seed deployment. Novel timescale but well-defined problem.	10,000 stabilization nodes	$15.00M	$150.00B	Medium	View Details

Total Estimated Cost: $1.50T

Uncertainty Range

Min: $770.00B Max: $3.00T

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