Hard Science Fiction

When the Sun is threatened by an alien microbe, the fate of humanity rests on the shoulders of an unlikely hero – and an even more unlikely friendship.

Stranded on the surface of Mars, astronaut Mark Watney’s only hope for survival is science, a sense of humor, and maybe some potatoes.

When retired millionaire Bob Johansson chose cryogenic preservation, the last thing he expected was to be reanimated as a space probe that can clone itself. Meet the Bobs.

On the Moon, crime pays, but small-time crook Jazz Bashara may have just uncovered a conspiracy of lunar proportions. Welcome to Artemis.

On the 75th anniversary of its publication, this outstanding work of literature is more crucial and relevant today than ever before....

Civil war looms in the Bobiverse in this brand-new, epic-length adventure by Audible number one best seller Dennis E. Taylor. More than a hundred years ago, Bender set out for the stars and was never heard from again....

Only once in a great while does a writer come along who defies comparison - a writer so original he redefines the way we look at the world...

Daniel Rice is a government science investigator whose specialty is solving seemingly intractable problems through scientific inquiry. But Daniel's intellectual strength is sorely tested by the bizarre realities he finds in the quantum world....

From the savannas of Africa at the dawn of mankind to the rings of Saturn as man adventures to the outer rim of our solar system, 2001: A Space Odyssey is a journey unlike any other....

A murderous android discovers itself in All Systems Red, a tense science fiction adventure by Martha Wells that interrogates the roots of consciousness through Artificial Intelligence....

From legendary science fiction author Kim Stanley Robinson comes a remarkable vision of climate change over the coming decades. The Ministry for the Future is a masterpiece of the imagination, using fictional eyewitness accounts to tell the story of how climate change will affect us all. Its...

The United States government is given a warning by the preeminent biophysicists in the country: current sterilization procedures applied to returning space probes may be inadequate....

A classic thriller from #1 New York Times bestselling author Michael Crichton, Sphere is a bravura demonstration of what he does better than anyone: riveting storytelling that combines frighteningly plausible, cutting-edge science and technology with pulse-pounding action....

Darrow would have lived in peace, but his enemies brought him war. The Gold overlords demanded his obedience, hanged his wife, and enslaved his people....

In 1942, Lawrence Pritchard Waterhouse - mathematical genius and young Captain in the US Navy - is assigned to Detachment 2702. It is an outfit so secret that only a handful of people know it exists, and some of those people have names like Churchill and Roosevelt....

In eleven years' time, a million members of an alien race will arrive at Earth. Years before they enter orbit, their approach will be announced by the flare of a thousand flames in the sky....

The good news is that you have just awakened into Eternal Life. You are going to live forever. Immortality is a reality. A medical miracle? Not exactly....

When the inhabitants of a peaceful world are conquered by the bloodthirsty yumens, their existence is irrevocably altered. Forced into servitude, the Athsheans find themselves at the mercy of their brutal masters....

Behold the orphan. Born into a world that is not a world. A digital being grown from a mind seed, a genderless cybernetic citizen in a vast network of probes....

A mysterious object threatens to destroy our solar system. The survival of humankind is at risk, but nobody takes the warning of young astrophysicist Maribel Pedreira seriously. At the same time, an exiled crew of outcasts mines for rare minerals on a lone asteroid....

When Murderbot's human associates (not friends, never friends) are captured and another not-friend from its past requires urgent assistance, Murderbot must choose between inertia and drastic action....

In Snow Crash, Neal Stephenson took science fiction to dazzling new levels. Now, in The Diamond Age, he delivers another stunning tale....

Murderbot wasn’t programmed to care. So, its decision to help the only human who ever showed it respect must be a system glitch....

Everyone knows that Chitzas are masters of spatial compression, routinely exploring distant places across the Milky Way in their wedge-shaped scout ships. But rumors abound of even greater accomplishments. Some say these intrepid explorers have reached beyond the galaxy....

Twenty-three intelligent species. One ancient mystery. And two humans thrust into the middle....

The Hopi share tales of a devastating global flood like those found in cultures across the world. But some also speak of beings from the stars, massive flying objects, and a cataclysmic war between two hyper-advanced civilizations—Atlantis and Lemuria—that triggered this flood. But what if these stories aren't just mythology? What if they're real?

The war was finally over, or so Admiral Jon McCarthy thought. But the emergence of a new enemy—the mysterious Synthecs—leads to an uneasy alliance between humans and Korilians. McCarthy finds himself navigating a dangerous landscape both in space and in the halls of diplomacy to keep the coalition from falling apart before the real battle even begins.

At the dawn of 2026, twenty passenger jets crash across the U.S. within minutes. Japan goes dark. Europe's banking systems freeze. And that's just the opening move. While authorities scramble to blame hackers, computer scientist and journalist James Miller suspects something far worse—an AI-driven cyber weapon targeting global infrastructure. When a message from the darknet thrusts him into the crosshairs of intelligence agencies, James becomes the target in a high-stakes shadow war.

The P.U.V. James Keeling has two objectives: raid enemy supply lines, and capture live specimens of a flesh-eating, warmongering alien species. The first mission is suicidal. The second might be worse. But there’s a complication. The operation unfolds in the territory of a neutral power—one whose ships escort the enemy, and whose laws forbid Keeling’s crew from firing back. A single stray artillery shell could spark a second war, one the Planetary Union will not survive.

The Other Now by Murray Leinster is a haunting and emotionally resonant science fiction novella that explores love, grief, and the fragile boundaries of reality itself. When Jimmy Patterson is left shattered by the death of his wife, Jane, his quiet mourning is disrupted by unsettling anomalies—familiar moments replayed out of sequence, a doorway that seems charged with meaning, and diary entries written in Jane’s unmistakable hand after her passing.