Space habitats

space habitat

space settlement concept proposed by American physicist Gerard K. O'Neill

type of spacecraft, intended as a permanent settlement

long-term space habitat, proposed in 1929 by J. D. Bernal, consisting of a large hollow spherical shell filled with air

concept of an enormous artificial ring placed around the Earth that rotates at an angular rate that is faster than the rotation of the Earth

hypothetical artificial astronomical megastructure

experimental space habitat, launched in 2006

experimental space habitat, launched in 2007