The vacuumorph, Homo caelestis, is an odd, genetically-engineered infertile three-lunged, crustacean-like human, descended from the modern human, that can survive the wild winds of space in 200 years (the 22nd Century), from Man After Man: An Anthropology of the Future. The ultimate triumph of the genetic engineer. The product of grafting, surgery and cell manipulation, the vacuumorph can live and work in the free-fall of orbit and the airless void of space. The basic human reproductive cells we