Pebble in the Sky (Galactic Empire)

One moment Joseph Schwartz is a happily retired tailor in Chicago, 1949. The next hes a helpless stranger on Earth during the heyday of the first Galactic Empire.Earth, as he soon learns, is a backwater, just a pebble in the sky, despised by all the other 200 million planets of the Empire because its people dare to claim its the original home of man. And Earth is poor, with great areas of radioactivity ruining much of its soilso poor that everyone is sentenced to death at the age of sixty. Joseph Schwartz is sixty-two. This is young Isaac Asimovs first novel, full of wonders and ideas, the book that launched the novels of the Galactic Empire, culminating in the Foundation series.