C. S. Lewis

Out of the Silent Planet begins the Space Trilogy with the adventures of the remarkable Dr. Ransom, who is abducted by aliens and taken by spaceship to another planet. In the second book, Perelandra, Dr. Ransom must battle evil on a new world when it is invaded by the Devil's agent. The final book, That Hideous …

The Dark Tower is an incomplete manuscript allegedly written by C. S. Lewis that appears to be an unfinished sequel to the science fiction novel Out of the Silent Planet. Perelandra instead became the second book of Lewis' Space Trilogy, concluded by That Hideous Strength. Walter Hooper, Lewis' literary executor, …