Jack Williamson

A missing relative... Something of value was buried beneath the underwater dome city of Marinia...something that had already cost one man's life, caused another man's…

As the final ship of Project Starseed makes its landing on the dead star, the colonists venture out to search the area, only to discover…

Science fiction legend Jack Williamson's classic autobiography is much more than the story of a single man's life and work; it is an amazing look…

From The SF Gateway, the most comprehensive digital library of classic SFF titles ever assembled, comes an ideal sample introduction to the incredible career of…

In a basement in New Mexico, four poker buddies and amateur adventurers who have discovered a dark mystery buried beneath the sands of the Sahara…

To win the right to a name, he fought without weapons in the deadly arena of Nggongga - only to be cheated of his prize.…

In the beginning... ... there was Egan Drake, the genius who dreamed of spreading mankind among the galaxies. Then came Megan, who took on her…

Everyone at the Academy knew that sea serpents were, without a doubt, silly superstitions. Everyone but David Craken, that is. This young cadet from Marinia…

Astronaut Ben is lost - a million miles from Earth! His last message: "Strange life forms here...we're under attack...!" Jeff sets off to rescue him,…

An international agency, COSMOS, is in charge of space exploration in the not very distant future. Odd forms of life have been discovered on Mars,…

Sam Houston Kellington had from boyhood known that he would someday fly to Mars. But what children dream of is often far different in reality…

Somewhere, eons past, the seekers had begun as weapons - cyborg war machines. Nuclear explosions and powerful lasers meant little to them, for each was…

"I am omnipotent and omniscient. I want every man on every planet to shudder and grow pale when he thinks of Me. For I have…

On the far planet Wing IV, a brilliant scientist creates the humanoids - sleek black androids programmed to serve humanity. But are they perfect servants…

The humanoids, an ultra-mechanical race created by man, have pursued the last remnants of mankind to a remote galactic outpost. One man, a member of…

Nick Jenkins works with a group of engineers on asteroid Freedonia, attempting to build the first CT reactor. A contraterrene matter (CT, or antimatter) reactor…

C.T. or Seetee, contraterrene, is also known as anti-matter. It is untouchable by the normal matter universe... yet men must learn to control it, or…

Chemical symbol... atomic number... atomic weight... Scientific terms for gold... but science can't begin to explain the mystery and magic of gold. It was gold…

What new menace was besieging mankind's last refuge? The Earth had been stripped bare of the atmosphere and water, its surface left an airless and…

The men of Earth were on the verge of breaking into space. The first of their manned moon rockets was on its way to Luna.…

The unsettling dreams begin for small-town reporter Will Barbee not long after he first meets the mysterious and beautiful April Bell. They are vivid, powerful…

They were the greatest trio of swashbuckling adventurers ever to ship out to the stars! There was giant Hal Samdu, rocklike Jay Kalam and the…

The fourth novel in the classic Legion of Space series. In swarming hordes they poured forth from the core of the Nebula: the shadowflashers -…

One man fights those who quarantine Earth from alien cultures.

A genetic experiment gone wrong produces a tiny pink "worm" that matures into a beautiful woman whose superhuman powers propel her toward a unique destiny.

From the depths of space the Seeker had come, to make the Solar system her nest. The invader was defeated, but not before the Earth…

In the wake of an extinction-level meteor impact, a small group of human survivors manages to leave the barren Earth and establish a new home…

According to legend, Zorn's distant ancestors had vanquished fiery devils from the Demon Moon. Now, a thousand years later, that bloody red world looms closer…

In McAdam City, Kentucky, people are fed up with big government interfering with their lives, telling them what they can't do, sticking its nose into…

Dane Belfast is a young scientist seeking the whereabouts of a missing geneticist and family friend.A visit to the mysterious Cadman Corporation results in his…

In the second book in the Legion of Space series, Jay Kalam, Hal Samdu and Giles Habibula fight The Cometeers, an alien race of energy…

Before the Glory of Greece, Crete ruled the known world - and kept it enslaved by black magic! The evil of Minos held sway, protected…

Brother to Demons, Brother to Gods begins with a genetic engineering program conceived by the Smithwicks, a family of "Creators" who first improve on inadequate…