Classic Science Fiction: 86 books

One shipwrecked alien against the power of an entire planet means a losing battle... until Earth builds superman! An alien decides to kill Earth men, and Earth, almost losing the battle builds a super creature to kill the alien.

Cooperation was all right back in the dark ages but this was an era of super culture and hi-psi intelligence. And love was no laughing matter. People who cooperated, even biologically, were unlawful and....

A fanciful tale of a strange ship that grows.

Destiny reached out a hand to Algernon Weaver--but he was a timid man, at first. But on the strange world of Terranova, there was much to be learned--of destiny, and other things.... the author manages to create a very peculiar main character (self-centered, with growing ego, who feels superior to...

Greg Hunter. Test pilot--happy only when his life hung in the balance.Tom Hunter. A pioneer--his frontier was hidden in test tubes.Johnny Coombs. A prospector--he returned from the asteroids too soon.Merrill Tawney. An industrialist--he sought plunder even beyond the stars.Major Briarton. A government man--his creed was law and order.

As a doctor, Daniel Feldman once made the mistake of saving a friend's life in violation of Medical Lobby rules. Now he's a pariah, shunned by all, and forbidden to touch another patient. But rules are looser on Mars -- there, Doc Feldman is welcomed by the colonists, even as he's hunted by the authorities....

By means of a remarkable invention Harold Lonsdale comes into communication with Almos, a Martian, and is able to exchange bodies with him, and for a brief time to visit Mars. He finds the planet inhabited by a race far in advance of the men of Earth, living in an ideal community where sin and death...

Two thrilling science fiction adventures by Miriam All DeFord: One Way, in which a child goes on a trip, but does not come home, and The Eel, where one planet has a different idea of punishing criminals.

First explorers on Mars discover an enigma. They research and puzzle and eventually discover the answer with the help of native Martians.

When the interstellar diplomats and the space fleets can't handle the job, it's up to Department 99.

Adventure tale about two men who attempt to tap into the geothermal power of the Earth only to find that the Earth is hollow and occupied. And not everybody down there is friendly.

For seven weeks the Constellation had been plunging through hyperspace with her eight thousand colonists; fleeing like a hunted thing with her communicators silenced and her drives moaning and thundering. Up in the control room, Irene had been told, the needles of the dials danced against the red...

An adventure tale about the restoration of a lost Incan Empire.

There was a boy and a girl and a strange new planet; the planet was alive with hideous dangers. But the boy and girl were very young and all Robin wanted to know was: "Who stole my doll?" This is a very, very strange little tale.