In the Ocean of Night


Gregory Benford - 1977
    Ordered to destroy the comet, he instead discovers that it is actually the shell of a derelict space probe - a wreck with just enough power to emit a single electronic signal...2034: Then a reply is heard. Searching for the source of this signal that comes from outside the solar system, Nigel discovers the existence of a sentient ship. When the new vessel begins to communicate directly with him, the astronaut learns of the horrors that await humanity. For the ship was created by an alien race that has spent billions and billions of years searching for intelligent life...to annihilate it.In the Ocean of Night is a 1977 hard science fiction novel by Gregory Benford. It is the first novel in his Galactic Center Saga. It was nominated for the Nebula Award for Best Novel in 1977. It was first published as a novelette in the May/June 1972 edition of Worlds of If Science Fiction.

Nemesis


Isaac Asimov - 1989
    In the twenty-third century pioneers have escaped the crowded earth for life in self-sustaining orbital colonies.  One of the colonies, Rotor, has broken away from the solar system to create its own renegade utopia around an unknown red star two light-years from Earth:  a star named Nemesis.  Now a fifteen-year-old Rotorian girl has learned of the dire threat that nemesis poses to Earth's people--but she is prevented from warning them.  Soon she will realize that Nemesis endangers Rotor as well.  And so it will be up to her alone to save both Earth and Rotor as--drawn inexorably by Nemesis, the death star--they hurtle toward certain disaster.

The Sparrow


Mary Doria Russell - 1996
    While United Nations diplomats endlessly debate a possible first contact mission, the Society of Jesus quietly organizes an eight-person scientific expedition of its own. What the Jesuits find is a world so beyond comprehension that it will lead them to question what it means to be "human".

The Engines of God


Jack McDevitt - 1994
    Now, as faster-than-light drive opens the stars to exploration, humans are finding other relics of the race they call the Monument-Makers - each different, and each heartbreakingly beautiful. But except for a set of footprints on Jupiter's moon Iapetus, there is no trace of the enigmatic race that has left them behind. Then a team of scientists working on a dead world discover an ominous new image of the Monument-Makers. Somehow it all fits with other lost civilizations, and possibly with Earth's own future. And distant past. But Earth itself is on the brink of ecological disaster - there is no time to search for answers. Even to a question that may hold the key to survival for the entire human race...

Leviathan Wakes


James S.A. Corey - 2011
    When he and his crew stumble upon a derelict ship, the Scopuli, they find themselves in possession of a secret they never wanted. A secret that someone is willing to kill for—and kill on a scale unfathomable to Jim and his crew. War is brewing in the system unless he can find out who left the ship and why.Detective Miller is looking for a girl. One girl in a system of billions, but her parents have money and money talks. When the trail leads him to the Scopuli and rebel sympathizer Holden, he realizes that this girl may be the key to everything.Holden and Miller must thread the needle between the Earth government, the Outer Planet revolutionaries, and secretive corporations—and the odds are against them. But out in the Belt, the rules are different, and one small ship can change the fate of the universe.

Brightness Falls from the Air


James Tiptree Jr. - 1985
    They are 16 humans in a distant world about to be enveloped by an eruption of violence--horror and murder oddly complemented by a bizarre unforgiving love. But justice is not all that's about to be found. Judgment is coming and the 16 unsuspecting ones are on the threshold of the murdered star.

Catseye


Andre Norton - 1961
    He didn't understand how he could communicate with the animals or why they were contacting him. But from the moment he began work at Kyger's pet emporium on Korwar he was enmeshed in a perilous intrigue... an intrigue that would leave more than one man dead, an entire government in jeopardy, and Horan himself both master and captive of the most extraordinary band of warriors his world had ever known.

Lightless


C.A. Higgins - 2015
    But when a pair of fugitive terrorists gain access to the Ananke, Althea must draw upon her heart and soul for the strength to defend her beloved ship.   While one of the saboteurs remains at large somewhere on board, his captured partner—the enigmatic Ivan—may prove to be more dangerous. The perversely fascinating criminal whose silver tongue is his most effective weapon has long evaded the authorities’ most relentless surveillance—and kept the truth about his methods and motives well hidden.   As the ship’s systems begin to malfunction and the claustrophobic atmosphere is increasingly poisoned by distrust and suspicion, it falls to Althea to penetrate the prisoner’s layers of intrigue and deception before all is lost. But when the true nature of Ivan’s mission is exposed, it will change Althea forever—if it doesn’t kill her first.

A Big Ship at the Edge of the Universe


Alex White - 2018
    She makes her meager living faking salvage legends and selling them to the highest bidder, but this time she might have stumbled on something real–the story of the Harrow, a famous warship, capable of untold destruction.Nilah Brio is the top driver in the Pan Galactic Racing Federation and the darling of the racing world–until she witnesses the murder of a fellow racer. Framed for the murder and on the hunt to clear her name, Nilah only has one lead: the killer also hunts a woman named Boots.On the wrong side of the law, the two women board a smuggler’s ship that will take them on a quest for fame, for riches, and for justice.

Steal Across the Sky


Nancy Kress - 2009
    The Atoners claim to have wronged humanity ten thousand years before, and request 21 volunteers to visit seven planets and Witness for us. At first, everyone thought it was a joke. Three of those volunteers tell what they found on Kular A and Kular B.

Valor's Choice


Tanya Huff - 2000
    They must act as soldier/protectors of the far more civilized races who have long since turned away from war... — Staff Sergeant Torin Kerr was a battle-hardened professional. So when she and those in her platoon who'd survived the last deadly encounter with the Others were yanked from a well-deserved leave for what was supposed to be "easy" duty as the honor guard for a diplomatic mission to the non-Confederation world of the Silsviss, she was ready for anything.At first it seemed that all she'd have to contend with was bored troops getting into mischief, and breaking in the new Second Lieutenant who had been given command of her men.Sure, there'd been rumors of the Others - the sworn enemies of the Confederation - being spotted in this sector of space. But there were always rumors. The key thing was to recruit the Silsviss into the Confederation before the Others either attacked or claimed this lizardlike race of warriors for their own side. And everything seemed to be going perfectly. Maybe too perfectly...

The Mote in God's Eye


Larry Niven - 1974
    Intelligent beings are finally found from the Mote, an isolated star in a thick dust cloud. The bottled-up ancient civilization, at least one million years old, are welcoming, kind, yet evasive, with a dark problem they have not solved in over a million years.

Eye of Cat


Roger Zelazny - 1982
    The World Government calls upon him for aid in protecting an alien diplomat from a powerful and hostile member of his own species. Knowing both the importance of the task and his inability to handle it on his own, Singer goes to confront his greatest conquest with a strange bargain. A shape-shifting alien, the last of his species, sits in a special cage at an institute dedicated to the study of extraterrestrial beings. Most frequently he projects the aspect of a one-eyed catlike creature, but he can appear as almost anything.One of Singer’s secrets, and his greatest guilt, is his suspicion that the creature is intelligent. He confronts him and offers his own life for Cat’s cooperation in saving the alien. Cat accepts, and later, their mission fulfilled, demands a refinement on the original bargain. Rather than a simple death he wants a return bout—a chase with Singer as the hunted rather than the hunter.The gods, powers and monsters of Navajo legend provide the backdrop for the working out of Singer’s fate—for the chase is as much for his soul as for his body. As he uses matter transmitters to flit from Paris to London to the Middle East to the American Southwest, he must search back into his own early life as well as the root beliefs of his vanished people and come to terms with a world that has adopted him, made use of his skills, and left him feeling that he has no place to call his own.

Embassytown


China Miéville - 2011
    She cannot speak the Ariekei tongue, but she is an indelible part of it, having long ago been made a figure of speech, a living simile in their language.When distant political machinations deliver a new ambassador to Arieka, the fragile equilibrium between humans and aliens is violently upset. Catastrophe looms, and Avice is torn between competing loyalties—to a husband she no longer loves, to a system she no longer trusts, and to her place in a language she cannot speak yet speaks through her.

The Light Brigade


Kameron Hurley - 2019
    Grunts in the corporate corps get busted down into light to travel to and from interplanetary battlefronts. Everyone is changed by what the corps must do in order to break them down into light. Those who survive learn to stick to the mission brief—no matter what actually happens during combat.Dietz, a fresh recruit in the infantry, begins to experience combat drops that don’t sync up with the platoon’s. And Dietz’s bad drops tell a story of the war that’s not at all what the corporate brass want the soldiers to think is going on.Is Dietz really experiencing the war differently, or is it combat madness? Trying to untangle memory from mission brief and survive with sanity intact, Dietz is ready to become a hero—or maybe a villain; in war it’s hard to tell the difference.