NSS Roadmap to Space Settlement

The National Space Society (“NSS”) is a nonprofit educational organization whose Vision is: “People living and working in thriving communities beyond the Earth and the use of the vast resources of space for the dramatic betterment of humanity.” This Roadmap has been prepared to lay out for the public the major Milestones that will likely have to be passed and the major Barriers that will have to be surmounted in order for humankind to achieve that Vision.