Orphans Of the Sky Author:Robery A. Heinlein The Universe was five miles long and 2000 feet across. Men scoffed at the legends of such things as stars, or the demented idea that the Ship was mobin...for the Ship was the Universe, and there could be nothing outside. Then one mand hound his way to a forgotten room, and saw the stars - and they moved... — Orphans of the sky, exciting in its p... more »lot and action, and stimulationg in its speculation, is a science fiction landmark.« less