Books about Life on other planets -- Fiction (sorted alphabetically)
- Micromegas Voltaire
- missionary Jesse F. Bone
- Money is the Root of All Good Patrick Wilkins
- Muck Man Fremont Dodge
- Narakan Rifles, About Face! George H. Smith
- night of no moon H. B. Fyfe
- No-Risk Planet Stephen Marlowe
- Operation Interstellar George O. Smith
- Out of Mind William W. Stuart
- Overlord of Colony Eight Robert Silverberg
- overlord's thumb Robert Silverberg
- Palos of the Dog Star Pack J. U. Giesy
- Paradise Planet Richard S. Shaver
- Pariah Planet Murray Leinster
- Passage to Planet X Henry Hasse
- Phantom Out of Time Nelson S. Bond
- Plague Ship Andre Norton
- Plague Ship Andre Norton
- Planet for Your Thoughts James Norman
- Planet of Doom Stephen Marlowe
- Planet of Dread Dwight V. Swain
- Planet of Sand Murray Leinster
- planet of shame Bruce Elliott
- Planet of the Damned Harry Harrison
- Planet Savers Marion Zimmer Bradley