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.

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.

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

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

Bob Johansson didn't believe in an afterlife, so waking up after being killed in a car accident was a shock. To add to the surprise, he is now a sentient computer and the controlling intelligence for a Von Neumann probe....

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....

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 the twentieth century Earth sent probes, transmissions and welcoming messages to the stars. Unfortunately, someone noticed....

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 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....

Late at night inside the two-person Dragon spacecraft resting on the frozen surface of Saturn’s moon Enceladus, Derya Terzi put on headphones and became the first Earthling to hear the sloshing of the enormous subsurface ocean beneath his feet....

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....

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....

A military space probe, sent to collect extraterrestrial organisms from the atmosphere, is knocked out of orbit and falls to Earth. Twelve miles from the crash site, an inexplicable and deadly phenomenon terrorizes the residents of a desert town in Arizona, leaving only two survivors....

For centuries, the red planet has enticed the people of Earth. Now an international group of scientists has colonized Mars....

One thousand years after Earth was destroyed in an unprovoked attack, humanity has emerged victorious from a series of terrible wars to assure its place in the galaxy....

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...

The Earth lies shaken in the aftermath of a conspiracy. Some of the smartest minds on the planet have striven for and died in an effort to scour the skies of four vast alien satellites....

Tesla Crane, one of the richest women in the world, is on her honeymoon on an interplanetary space liner, cruising between Earth and Mars. She’s traveling incognito and is reveling in her anonymity. Then someone is murdered and her husband is named as the prime suspect....