"Ryland Grace is the sole survivor on a desperate, last-chance mission—and if he fails, humanity and the earth itself will perish. Except that right now, he doesn’t know that. He can’t even remember his own name, let alone the nature of his assignment or how to complete it. All he knows is that he’s been asleep for a very, very long time. And he’s just been awakened to find himself millions of miles from home, with nothing but two corpses...

Bruce Gordon was an ex-fighter, ex-gambler, ex-cop, ex-reporter, and now he was an ex-patriot of Earth. Security shipped him to Mars with a knife, 100 credits, and a yellow card that meant no return. An SF novel that would appeal to Mickey Spillane fans, Police Your Planet features lots of hands-on violence, assorted beatings, and blood. But this isn't just a crime novel put into space; this is a hard sf novel, and the terraforming of Mars, while...

Excerpt: "There was nothing unusual about the traffic accident victim with a broken leg until intern Frank Corson found he had two heartbeats. He thought that strange, but not as strange as passing the identical man in the street a few minutes later. One by one eight identical strangers are discovered, five dead, and each with two hearts. Eight artificial creatures, identical in every respect down to the fingerprints, and none of them human. They...

The radar-complex had picked up the strange object in space just as it neared the earth's surface. It was described as "an object of considerable size." The impact of its landing at Boulder Lake Park, Colorado was felt on every seismograph in the world. Then the first reports began to trickle in: there were "creatures" on board? creatures who soon left their ship and began exploring the area ..., Where was the ship from, and what was the quest of...

In a future time, the solar system is powered by one energy source, controlled by one huge organisation, which has plans to use this control to dominate the planets. Unknown to them, a couple of maverick scientists accidentally develop a completely new form of energy supply and threaten the corporation's monopoly. Naturally, the corporation can't allow this to happen... A stunning story about the manipulation of pure energy, climaxing in interstellar...

When the blue plague appeared on the planet of Dara, fear struck nearby worlds. The fear led to a hate that threatened the lives of millions and endangered the Galactic peace. But the Med Service ship Aesculapius 20 with Calhoun and Murgatroyd the Tormal aboard are on the job and have stumbled into the horrible mess caused by unreasoning hatred, quarantine, mass starvation and worse. Calhoun must use all his medical knowledge and significant skills...

Planet of the Damned is a science fiction novel by Harry Harrison, published in 1962. The story is set on the planet Pyrrus, which is known for its extreme and deadly environment. The planet is inhabited by several intelligent species, including the deadly and aggressive pyrrans. The story follows the journey of a group of humans, led by a man named Brion Brandd, who have come to Pyrrus to study its unique flora and fauna. However, they soon find...

This book written by Homer Eon Flint (1888-1924) is part of the "Dr. Kinney" series.

Science fiction fans, settle for a gripping interplanetary adventure. In "The Emancipatrix," brilliant researcher Dr. Kinney jets off on yet another fact-finding trip -- and finds himself face-to-face with a scientific conundrum. This thought-provoking and prescient tale is sure to please connoisseurs of golden-age SF.

Doctor Kinney travels with a

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Two worlds with very different futures for humanity. In The Lord of Death, four scientists, aided by reverse-magnetism, travel to a dead planet where they discover that one human's lust for power destroyed all life there-except for him. In suspended animation, he awaits the newcomers. In The Queen of Life, the scientists travel to a planet encased in a glass sphere to protect the overpopulated planet from the sun's radiation. Conflict leads to a riot....

A Sector General Novel. In the far future, humans are part of an intergalactic civilization populated with countless alien races. Humans are prized for their medical expertise and make up almost all of the doctors in the galaxy. Dal Timgar is the first non-human to attempt to become a qualified physician recognized by the Hospital Earth. But, before he reaches his goal he and his companions find a plague planet that may change the course of history....