>>23448181
And pieces of their DNA too depending on if the planets they visit want spacenoid pussy too. Depending on population size, they may eventually suffer from inbreeding. Normally, this wouldn't ever be an issue if a sufficiently large population but Gundam is filled with genocides. Axis was 30,000 approx total counting all soldiers, civilians, and children. In the event a an asteroid base loses most of their number, rebuilding needs bodies.