There used to be only three ways off of a kidney transplant waiting list. The first was to find a healthy person from within one’s own pool of friends and family, who perfectly matched both the recipient’s blood and tissue types, and possessed a spare kidney he or she was willing to part with.
ASTEROIDS APLENTY. Our solar system has no shortage of asteroids. At last count, NASA estimated there were 781,454 of the rocky bodies orbiting our Sun. Tens of thousands of those are floating between the orbits of Mars and Jupiter in an area appropriately named the asteroid belt.