In a natural yet strangely artificial environment, Rahbert, a primitive, seeks to unravel the mystery of his unusual world. But can the answers he find be of any help on the day when his world begins to die in darkness?
Can we achieve interstellar travel with technologies within the present realm of the possible? Sure, if you're prepared for a long trip...
Mike Combs is a life-long promoter of the space settlement concepts of Gerard O'Neill. He is retired from Texas Instruments and lives in Sherman, TX.