All Systems Red


Martha Wells - 2017
    Exploratory teams are accompanied by Company-supplied security androids, for their own safety.But in a society where contracts are awarded to the lowest bidder, safety isn’t a primary concern.On a distant planet, a team of scientists are conducting surface tests, shadowed by their Company-supplied ‘droid — a self-aware SecUnit that has hacked its own governor module, and refers to itself (though never out loud) as “Murderbot.” Scornful of humans, all it really wants is to be left alone long enough to figure out who it is.But when a neighboring mission goes dark, it's up to the scientists and their Murderbot to get to the truth.

Ringworld


Larry Niven - 1970
    Pierson's puppeteers, the aliens who discovered it, are understandably wary of encountering the builders of such an immense structure and have assembled a team of two humans, a mad puppeteer and a kzin, a huge cat-like alien, to explore it. But a crash landing on the vast edifice forces the crew on a desperate and dangerous trek across the Ringworld.

The Forever War


Joe Haldeman - 1974
    A reluctant conscript drafted into an elite Military unit, Private William Mandella has been propelled through space and time to fight in the distant thousand-year conflict; to perform his duties without rancor and even rise up through military ranks. Pvt. Mandella is willing to do whatever it takes to survive the ordeal and return home. But "home" may be even more terrifying than battle, because, thanks to the time dilation caused by space travel, Mandella is aging months while the Earth he left behind is aging centuries.

To Be Taught, If Fortunate


Becky Chambers - 2019
    Ariadne is one such explorer. As an astronaut on an extrasolar research vessel, she and her fellow crewmates sleep between worlds and wake up each time with different features. Her experience is one of fluid body and stable mind and of a unique perspective on the passage of time. Back on Earth, society changes dramatically from decade to decade, as it always does.Ariadne may awaken to find that support for space exploration back home has waned, or that her country of birth no longer exists, or that a cult has arisen around their cosmic findings, only to dissolve once more by the next waking. But the moods of Earth have little bearing on their mission: to explore, to study, and to send their learnings home. Carrying all the trademarks of her other beloved works, including brilliant writing, fantastic world-building and exceptional, diverse characters, Becky's first audiobook outside of the Wayfarers series is sure to capture the imagination of listeners all over the world.

Rendezvous with Rama


Arthur C. Clarke - 1973
    It is huge, weighing more than ten trillion tons. And it is hurtling through the solar system at an inconceivable speed. Then a space probe confirms the unthinkable: Rama is no natural object. It is, incredibly, an interstellar spacecraft. Space explorers and planet-bound scientists alike prepare for mankind's first encounter with alien intelligence. It will kindle their wildest dreams... and fan their darkest fears. For no one knows who the Ramans are or why they have come. And now the moment of rendezvous awaits — just behind a Raman airlock door.

Gateway


Frederik Pohl - 1977
    and on reaches of unimaginable horror. When prospector Robinette Broadhead went out to Gateway on the Heechee spacecraft, he decided he would know which was the right mission to make him his fortune. Three missions later, now famous and permanently rich, Rob Broadhead has to face what happened to him and what he has become... in a journey into himself as perilous and even more horrifying than the nightmare trip through the interstellar void that he drove himself to take!

Ancillary Justice


Ann Leckie - 2013
    On a remote, icy planet, the soldier known as Breq is drawing closer to completing her quest.Once, she was the Justice of Toren - a colossal starship with an artificial intelligence linking thousands of soldiers in the service of the Radch, the empire that conquered the galaxy.Now, an act of treachery has ripped it all away, leaving her with one fragile human body, unanswered questions, and a burning desire for vengeance.

The Lady Astronaut of Mars


Mary Robinette Kowal - 2012
    For years she's been longing to go back up there, to once more explore the stars. But there are few opportunities for an aging astronaut, even the famous Lady Astronaut of Mars. When her chance finally comes, it may be too late. Elma must decide whether to stay with her sickening husband in what will surely be the final years of his life, or to have her final adventure and plunge deeper into the well of space.

Emergency Skin


N.K. Jemisin - 2019
    The mission comes with a warning: a graveyard world awaits him. But so do those left behind—hopeless and unbeautiful wastes of humanity who should have died out eons ago. After all this time, there’s no telling how they’ve devolved. Steel yourself, soldier. Get in. Get out. And try not to stare.N. K. Jemisin’s Emergency Skin is part of Forward, a collection of six stories of the near and far future from out-of-this-world authors. Each piece can be read or listened to in a single thought-provoking sitting.

Doomsday Book


Connie Willis - 1992
    For her instructors in the twenty-first century, it meant painstaking calculations and careful monitoring of the rendezvous location where Kivrin would be received.But a crisis strangely linking past and future strands Kivrin in a bygone age as her fellows try desperately to rescue her. In a time of superstition and fear, Kivrin--barely of age herself--finds she has become an unlikely angel of hope during one of history's darkest hours.Connie Willis draws upon her understanding of the universalities of human nature to explore the ageless issues of evil, suffering, and the indomitable will of the human spirit.

Gods of Risk


James S.A. Corey - 2012
    A gifted chemist vying for a place at the university, David leads a secret life as a manufacturer for a ruthless drug dealer. When his friend Leelee goes missing, leaving signs of the dealer's involvement, David takes it upon himself to save her. But first he must shake his aunt Bobbie Draper, an ex-marine who has been set adrift in her own life after a mysterious series of events nobody is talking about. Set in the hard-scrabble solar system of Leviathan Wakes and Caliban's War, "Gods of Risk" deepens James S. A. Corey's acclaimed Expanse series.

The Gods Themselves


Isaac Asimov - 1972
    But even free energy has a price. The transference process itself will eventually lead to the destruction of the Earth's Sun--and of Earth itself.Only a few know the terrifying truth--an outcast Earth scientist, a rebellious alien inhabitant of a dying planet, a lunar-born human intuitionist who senses the imminent annihilation of the Sun.  They know the truth--but who will listen?  They have foreseen the cost of abundant energy--but who will believe?  These few beings, human and alien, hold the key to the Earth's survival.

Red Mars


Kim Stanley Robinson - 1992
    For centuries, Mars has beckoned humans to conquer its hostile climate. Now, in 2026, a group of 100 colonists is about to fulfill that destiny.John Boone, Maya Toitavna, Frank Chalmers & Arkady Bogdanov lead a terraforming mission. For some, Mars will become a passion driving them to daring acts of courage & madness. For others it offers an opportunity to strip the planet of its riches. For the genetic alchemists, it presents a chance to create a biomedical miracle, a breakthrough that could change all we know about life & death. The colonists orbit giant satellite mirrors to reflect light to the surface. Black dust sprinkled on the polar caps will capture warmth. Massive tunnels, kilometers deep, will be drilled into the mantle to create stupendous vents of hot gases. Against this backdrop of epic upheaval, rivalries, loves & friendships will form & fall to pieces--for there are those who will fight to the death to prevent Mars from ever being changed.Brilliantly imagined, breathtaking in scope & ingenuity, Red Mars is an epic scientific saga, chronicling the next step in evolution, creating a world in its entirety. It shows a future, with both glory & tarnish, that awes with complexity & inspires with vision.

The Tea Master and the Detective


Aliette de Bodard - 2018
    In this fluid society, human and mindship avatars mingle in corridors and in function rooms, and physical and virtual realities overlap, the appareance of environments easily modified and adapted to interlocutors or current mood. A transport ship discharged from military service after a traumatic injury, The Shadow's Child now ekes out a precarious living as a brewer of mind-altering drugs for the comfort of space-travellers. Meanwhile, abrasive and eccentric scholar Long Chau wants to find a corpse for a scientific study. When Long Chau walks into her office, The Shadow's Child expects an unpleasant but easy assignment. When the corpse turns out to have been murdered, Long Chau feels compelled to investigate, dragging The Shadow's Child with her. As they dig deep into the victim's past, The Shadow's Child realises that the investigation points to Long Chau's own murky past--and, ultimately, to the dark and unbearable void that lies between the stars...

The Merchant and the Alchemist's Gate


Ted Chiang - 2007
    It begins with a walk in the bazaar, but soon grows into a tale unlike any other told in the caliph's empire. It's a story that includes not just buried treasure and a band of thieves, but also men haunted by their past and others trapped by their future; it includes not just a beloved wife and a veiled seductress, but also long journeys taken by caravan and even longer ones taken with a single step. Above all, it's a story about recognizing the will of Allah and accepting it, no matter what form it takes.