Space Settlements: A Design Study

acceleration agricultural aluminum animals appendix asteroids atmosphere beam Bernal sphere billion bucket carbon colonists construction cosmic rays costs crew electricity energy Engineering exosphere extraterrestrial fabrication factor Figure geosynchronous orbit gravity H₂O habitat HLLV human interceptor rockets IONIZATION IOTV kg/s labor launch low Earth orbit lunar base lunar material lunar parking lunar soil lunar surface m²/person man-years mass catcher mass driver mass launcher meteoroid mirrors Moon NASA needed nuclear operations oxygen particles payload percent population production projected area propellant radiation radius ratio rectenna Research resupply rocket rotation satellite solar power shell shield shuttle solar furnace solar power stations Sorghum space colony space habitat sphere SSPS SSPS's Stanford Torus structural mass t/MW t/person t/yr TABLE terrestrial thickness tion torus Total C H track transport tube vehicle velocity waste