Question And Answer Author:Poul Anderson For many years the starships of earth searched the heavens for places where men could live. Many planets were found, but always something was wrong: too hot; too cold; atmospheric contaminants; poisonous biochemistry; intelligent natives - something. At last a deep-space survey vessel has reported a planet that seems a perfect, an uninhabited ... more »paradise where people can roam free. But the first Troas Expedition never returns. And now the crew of De Gama must find out why, or mankind will lose the stars forever -----« less