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Voyagers #1

by Ben Bova

Keith Stoner, ex-astronaut turned physicist, knows the signal that his research station is receiving from space is not random. Whatever it is, it's real.

And it's headed straight for Earth.

He'll do anything to...

Star brothers

Voyagers #3

by Ben Bova

Keith Stoner lay frozen in an alien spacecraft for fifteen long years; during that time he came to be something more than just an astronaut, just a man. Stoner became partly alien hismelf--merged with an alien...

The Aliens within

Voyagers #2

by Ben Bova

Eighteen years ago, astronaut Keith Stoner had been the American member of a joint U.S.-Soviet mission to capture an alien ship that had entered the solar system. It was the greatest adventure in the history...

A Tall Tail

by Charles Stross

From the author of Rule 34 and Halting State, a tale of deception, engineering, and the most unlikely rocket propulsion technology imaginable.

The Return

Voyagers #4

by Ben Bova

In the 1980s, an alien starship visited Earth. While investigating what appeared to be a sarcophagus bearing the preserved body of its builder, astronaut Keith Stoner was trapped and cryogenically frozen. After...


by Jeffrey A. Carver

This ebook contains a new afterword by the author!

With a plot inspired by chaos theory, fully realized characters, and plenty of twists and turns, this exciting hard SF adventure will keep readers on the edge...

Behemoth: B-Max

Rifters #4

by Peter Watts

Starfish lit the fuse. Maelstrom was the explosion. But five years into the aftermath, things aren't quite so simple as they once seemed...

Lenie Clarke--rifter, avenger, amphibious deep-sea cyborg--has destroyed...


Rifters #3

by Peter Watts

An enormous tidal wave on the west coast of North America has just killed thousands. Lenie Clarke, in a black wetsuit, walks out of the ocean onto a Pacific Northwest beach filled with the oppressed and drugged...

Spider Star

by Mike Brotherton

The human colony on the planet Argo has long explored and exploited the technology left behind by an alien race, a race gone for hundreds of thousands of years. But then an archeology team accidentally activates...

Carbide Tipped Pens

by Ben Bova & Eric Choi

Seventeen hard science fiction tales by today's top authors

Hard science fiction is the literature of change, rigorously examining the impact-both beneficial and dangerous-of science and technology on humanity,...


Rifters #1

by Peter Watts

A huge international corporation has developed a facility along the Juan de Fuca Ridge at the bottom of the Pacific Ocean to exploit geothermal power. They send a bio-engineered crew--people who have been altered...

Behemoth: Seppuku

Rifters #5

by Peter Watts

Lenie Clarke--amphibious cyborg, Meltdown Madonna, agent of the Apocalypse--has grown sick to death of her own cowardice.

For five years (since the events recounted in Maelstrom), she and her bionic brethren...


Flood/ark #2

by Stephen Baxter

It's the year 2030. The oceans have risen rapidly, and soon the entire planet will be submerged. But the discovery of another life-sustaining planet light years away gives those who remain alive hope. Only a...


Flood/ark #1

by Stephen Baxter

Four hostages are rescued from a group of religious extremists in Barcelona. After five years of being held captive together, they make a vow to always watch out for one another. But they never expected this....

The Phoenix Exultant

The Golden Age #2

by John C. Wright

And now The Phoenix Exultant, a second epic novel of an heroic quest in a far future world of super-science from an important new talent.

The Phoenix Exultant is a continuation of the story begun in The Golden...

The Golden Age

The Golden Age #1

by John C. Wright

The Golden Age is Grand Space Opera, a large-scale SF adventure novel in the tradition of A. E. Van vogt and Roger Zelazny, with perhaps a bit of Cordwainer Smith enriching the style. It is an astounding story...

The Hard SF Renaissance

by David G. Hartwell & Kathryn Cramer

Something exciting has been happening in modern SF. After decades of confusion, many of the field's best writers have been returning to the subgenre called, roughly, "hard SF"-science fiction focused on science...

The Golden Transcendence

The Golden Age #3

by John C. Wright

Beginning with The Golden Age, continuing with The Phoenix Exultant and now concluding in The Golden Transcendence, The Golden Age is Grand Space Opera, an SF adventure saga in the tradition of A. E. van Vogt...

Star Dragon

by Mike Brotherton

The SS Cygni probe sent back hours of video, captured by the Biolathe AI, but only a few minutes mattered--the four minutes that showed a creature made of fire, living , moving, dancing in the plasma fire of...

Fifty Degrees Below

Science in the Capital series #2

by Kim Stanley Robinson

Bestselling, award-winning, author Kim Stanley Robinson continues his groundbreaking trilogy of eco-thrillers–and propels us deeper into the awesome whirlwind of climatic change. Set in our nation’s capital,...