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They conquered Earth in a single day. After aliens invade the planet, Clark's father goes missing. In hopes of finding out the his father's fate he joins The occupation as a protector. While serving the aliens, he meets Lex, a charismatic commander with an endearing smile. Clark is on a mission, but finds himself distracted by Lex's charms. To fall for the alien commander that led the invasion of his planet would be beyond betrayal. But at the same time, getting close to Lex might be the key to finding out what happened to his father.

Gerald Livingston is an orbital garbage collector. For a hundred years, people have been abandoning things in space, and someone has to clean it up. But there’s something spinning a little bit higher than he expects, something that isn’t on the decades’ old orbital maps. An hour after he grabs it and brings it in, rumors fill Earth’s infomesh about an "alien artifact".

In the remnants of a space vehicle, sleeps Ellen Ripley, a woman who has battled a monstrous enemy twice. The first time, the creature killed the entire whole crew of the Nostromo. The second time, it slaughtered a dozen of death-dealing Marines. Now on a bleak planet that houses a horde of defiant prisoners, Ripley will have to fight the ultimate alien horror one more time, a final encounter she may not survive.

Earth-scientist Rocannon has been leading an ethnological survey on a remote world populated by three native races: the cavern-dwelling Gdemiar, the elvish Fiia, and the warrior clan, Liuar. But when the technologically primitive planet is suddenly invaded by a fleet of ships from the stars, rebels against the League of All Worlds, Rocannon is the only survey member left alive. Marooned among alien peoples, he leads the battle to free this newly discovered world - and finds that legends grow around him as he fights.

When you don't know The Rules it's hard to stay safe. After a traumatic incident, Aster finds that her blood work comes back with some unusual readings. Unsurprising, as she's the last of an alien race called the Kibsu. But Aster doesn't know this. Immediately, Aster finds herself the focus of a hunt, with her mortal enemies, the Trackers, on one side, and the American government on the other. There seems to be nowhere she can run. But help often comes from the most unexpected quarter.

Hygeia, an outer rim colony, is doomed as the moon on which it was built hurtles toward an inevitable collision with the dead planet Hephaestus. When a distress signal arrives from a Weyland-Yutani biowarfare outpost near the colony, a desperate plan is launched to evacuate the trapped scientists and colonists. Their destination: LV-846, a key United Americas colony where high-level talks are scheduled to address the galaxy-wide hostilities between the colonies.

Timelike Infinity: the strange region at the end of time where the Xeelee, owners of the universe, are waiting... The second novel in Stephen Baxter's Xeelee sequence. First there were good times: humankind reached glorious heights, even immortality. Then there were bad times: Earth was occupied...

There have been eighty requests to send an Observer into the hinterlands of the planet Aka to study the natives. Much to everyone's surprise, the eighty-first request is granted, and Observer Sutty is sent upriver to Okzat-Ozkat, a small city in the foothills of Rangma, to talk to the remnants in hiding of a cult practising a banned religion. On Aka, everything that was written in the old scripts has been destroyed; modern aural literature is all written to Corporation specifications.

Frederik Pohl was on a streak when this Hugo Award-finalist novel was published in 1980. Now back in print after an absence of nearly a decade, this unique science fiction novel is as fresh and entertaining as ever. The story begins when the hero of Gateway finances an expedition to a distant alien spaceship that may end famine forever. On the ship, the explorers find a human boy, and evidence that reveals a powerful alien civilization is thriving on a transport ship headed right for Earth....

The long-awaited follow-up to Voyager: Architects of Infinity from the New York Times bestselling author and cocreator of Star Trek: Picard! As the crew of the Full Circle fleet works to determine the fate of their lost ship, the Galen, a struggle for survival begins at the far edge of the...

Tras cinco años de incesantes búsquedas con los dispositivos más sofisticados del momento, la astrónoma Eleanor Arroway consigue, junto a un equipo de científicos internacionales, conectar con la estrella Vega y demostrar que no estamos solos en el universo. Empieza entonces un trepidante viaje hacia el encuentro más esperado de la historia de la humanidad, y con él Carl Sagan plantea magistralmente cómo afectaría a nuestra sociedad la recepción de mensajes de una civilización inteligente.

On a day like any other, an alien descends to Earth, unleashing untold death and destruction. Alistair watches the live news footage of the carnage, his eyes glued to the image of impossible power made manifest. The alien’s arrival kicks events into motion that no one could have predicted. Earth is prematurely initiated into a universe-spanning empire of cut-throat cultivators, beasts, and entities of ungodly power–all guided by a mysterious AI System.

The descendants of a fourth Earth colony ship, Destiny, successfully establish a foothold in unoccupied space. Naiad, the home world, is a frozen ball, but the colonists persevere and expand through wormholes to remote systems. Navigating the time-space anomalies requires Axis-ships. The expensive vessels are constructed by corporations, and remote worlds are claimed by the companies for their valuable ores and gases.

Nearly two centuries after a human colony is abandoned on an alien planet, the two races have reached a tenacious peace agreement. But when the human ship returns unexpectedly, both governments are thrown into chaos.

The aliens appeared one day, built a base on the moon, and put an ad on the Internet: “We are an alien race you may call the Atoners. Ten thousand years ago we wronged humanity profoundly. We cannot undo what has been done, but we wish humanity to understand it. Therefore we request 21 volunteers to visit seven planets to witness for us. We will convey each volunteer there and back in complete safety. Volunteers must speak English. Send requests for electronic applications to witness@atoners.com.”

Daniel Clay fought across the galaxy as a corporate soldier. He left the violence behind for a life of science, raising a family far from the bloodshed of the Corporation. With his wife, Sarah, and son, Michael, he studied the alien Tyr for years, hidden among their complex societies. Their mission should have ended with the arrival of a replacement team. Instead, the Clays’ corporate overlords choose a death sentence: an invasion fleet to conquer the Tyr.

Space opera's sharpest mind returns to the world of the Imperial Radch in this brilliant standalone from award-winning author Ann Leckie. The Temporal Location of the Radiant Star has always been a source of both conflict and hope for the people of Ooioiaa. However, the imperial Radch see it...

Ariock Dovanack never asked to be a hero, let alone a demigod. But when a prophecy deemed him "The One," he dutifully amassed thousands of messianic followers in the sun-starved civilization beneath the Torth Empire's capital. Now, destined to lead the cave-dwelling Alashani people into the light of other worlds, he and a small army must first annihilate the formidable telepaths who guard the city's spaceport. By Ariock's side is Thomas Hill. A Torth/human hybrid, Thomas may be physically vulnerable, but he's also a telepathic supergenius.

The Tyr stand on the brink of extinction. The Clay family has one last desperate plan to save the Tyr. Sarah leads an infiltration team of Tyr deep behind the invader's lines, but can she trust the Hidden caste operatives with her? David carries the device that could sever the planet from the threat of Director Zike, while Tyr traitors are on his trail and will stop at nothing to obey their new masters and to exact revenge against General Fastal. As the Tyr fight for survival, secrets will be revealed with implications for the galaxy far beyond what happens on their world.

The Three-Body Problem meets Annihilation in this epic science fiction novel by an astrophysicist, following an enclave of humans fighting for survival outside an alien megastructure, struggling to decode a cryptic language that will either return them to Earth or help them endure the savage...