Space Habitats

A road map on building colonies (self supporting habitats) in outer space. You can contact me, or leave comments, by email at

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Space Habitats Revisited
First Step: Cost Effective Launch
Alternatives to Rockets: Space Elevators and Launch Loops
Alternatives to Rockets: Skyhooks
Moon and Planets: Not Suitable for Settlement
Gerard O’Neill’s Big Idea
Protecting Habitats from Cosmic Radiation
Meteorites – And Security
Small scale ecosystems
Getting Around in Space
How much does it cost?
Assumptions on cost calculations
Costs are acceptable, but fresh air isn’t free
Chicken and Egg, and Habitat Location
Moon Base: Self Replicating Robots and 3D printing
What would motivate the development of space colonies?
Space based solar power
Space tourism
National Prestige – and Military Strategy
It’s the right thing to do