This Hugo Award-winning novel from science fiction whiz Harry Harrison follows protagonist Brion Bradd as he is forced to make a life-changing decision and venture to unknown planets in order to save a primitive civilization that seems to be hell-bent on self-destruction. Will his last-ditch intervention help avert a catastrophic intergalactic battle, or is he too late?

Beyond the Bermuda Triangle lies a world so hostile to human beings that those stranded there know it as 'The Planet Of the Damned!' When a Tri-Star jet crashes on this treacherous world, the survivors find themselves being relentlessly attacked by all forms native flora and fauna, including the monstrous Ab-humans. Fortunately they are discovered by Flint - another human resident stranded on this world long ago. With their axe-wielding guide in taking charge, some of the survivors may just find a way to return home alive! It's the 23rd century and the starship Eternity sets out from Earth carrying a cargo of colonists bound for new lives on distant worlds. When the ship is knocked off course, crashing on an unknown alien planet, Commander Lorna Varn and colonist leader Richard Cory must set aside their differences and work together to keep everyone alive.

New adventures revealing secrets stemming from Beneath the Planet of the Apes In Beneath the Planet of the Apes, Col. George Taylor (played by Charlton Heston) disappears into the Forbidden Zone, only to return in the film's climactic scene. For forty-eight years, the question has remained--what happened to Taylor? Finally the truth is revealed. Beneath the irradiated wasteland, the astronaut faces the deadly wonders of a gleaming city and its inhuman citizenry. On the surface the gorillas--led by General Ursus--launch an all-out assault to exterminate the savage animals known as humans. And out in the desert, the chimpanzee scientist Milo strives to reconstruct the spacecraft that brought the humans from the past. Events spiral at a breakneck pace, with the fate of a world at stake.

Hugo nominated in 1962, originally published in Analog Science Fact-Science Fiction as "Sense of Obligation." Brion has just won the Twenties, a global competition to test achievements in 20 categories of human activities -- but before he can enjoy his victory he's forced to leave his homeworld to help salvage Dis, the most hellish planet in the galaxy.

A search for a scientist who disappeared while exploring the Martian desert. He is Alwyn Stafford and as the search progresses it becomes clear he has discovered something which other people want kept hidden. A new alien civilization? A first novel by a Mars astronomer.

As the war in Europe winds down, a unit of battle-fatigued GIs are tasked in liberating the survivors of the infamous Verurteilt concentration camp, in theory a relatively simple rescue mission. Upon arrival, Sergeant Rance Hawkins and his four young charges are ordered to search an unmapped area beyond the main camp for evidence of a separate, clandestine compound, reportedly created for high-ranking SS officers to further torment and torture. Their quest will eventually lead them into a nearby coal mine, where a young camp survivor claims that her mother and other refugees are being held. Inside the murky caverns, the motley crew of dogfaces discover revelations so terrifying and vile as to make even the inhuman atrocities of Verurteilt seem tame by comparison.

The first novel in C.S. Lewis's sci-fi trilogy, which tells the adventure of Dr Ransom who was kidnapped and transported to another planet.