In a moving story of sacrifice and triumph, human scientists establish a relationship with intelligent lifeforms--the cheela--living On Dragon's Egg, a neutron star where one earth hour is equivalent to hundreds of their...In a moving story of sacrifice and triumph, human scientists establish a relationship with intelligent lifeforms--the cheela--living On Dragon's Egg, a neutron star where one earth hour is equivalent to hundreds of their years. The cheela culturally evolve from savagery to the discovery of science, and for a brief time, men are their diligent teachers.