Títulos en Ciencia ficción dura

Judith Rosenberg, captain of the spaceship ARES, is under pressure. After the previous mission to Mars crashed, she is supposed to set down the first humans on the Red Planet. Maxim Goncharov, meanwhile, has other problems to contend with. He's in charge of building an international lunar base at the moon's south pole, where the sun almost always shines. But his crew is slowly running out of resources

After a century-long cold war between Us and Them, an agent arrives and informs authorities that robots identical to humans have been developed by Them. Ten are already in America and when they get together, their combined components will trigger a nuclear-level explosion capable of destroying a major American city. The head of U.S. robotics is tasked with finding and destroying them before they can succeed.

Dr. Jake Ross came to Washington to try to make a difference, but he's learned the only way to get something done in Washington, assuming your ideals survive the corrosive atmosphere, is to gather power. Ross has gathered a great deal riding in the wake of Frank Tomlinson. But now Tomlinson has decided to shoot for the moon. If they win, they get it all. If they lose, the game is over for Jake Ross.

What if mankind's "missing link", the apelike Homo erectus, had survived to dominate a North American continent where woolly mammoths and saber-toothed tigers still prowled while the more advanced Homo sapiens built their civilizations elsewhere? Now imagine that the Europeans arriving in the New World had chanced on these primitive creatures and seized the opportunity to establish a hierarchy in which the sapiens were masters and the "sims" were their slaves.

From Joshua Dalzelle comes the follow-up to the number-one best seller Warship. Captain Jackson Wolfe survived the initial incursion of a vicious alien species into human space...barely. He had assumed the juggernaut that had devastated three Terran systems was the herald for a full invasion, but for the last few years it has been eerily quiet along the Frontier. Jackson now struggles to convince the Confederate leadership the threat is still imminent and needs to be taken seriously.

For years, Filio Amorosa has had one goal, and only one goal: getting back to Mars. All that matters is finding out what happened on her mission there, and why she can’t remember any of it. But when she finally discovers the truth, it blows her whole world apart. Meanwhile, on Earth, Agatha Devenworth and Pano Hofer have a new mission: Travel from the Human Foundation’s secret underground base to New York to uncover what the enemy is plotting.

Mary Robinette Kowal continues the grand sweep of alternate history begun in The Calculating Stars. The Fated Sky looks forward to 1961, when mankind is well established on the moon and looking forward to its next step: journeying to, and eventually colonizing, Mars. Of course the noted Lady Astronaut Elma York would like to go, but there’s a lot riding on whoever the International Aerospace Coalition decides to send on this historic - but potentially very dangerous - mission. Could Elma really leave behind her husband and the chance to start a family to spend several years traveling to Mars?

The Portable Star takes us to an uninhabitable planet. Uninhabitable that is by life as we know it, but in science fiction life exists in many forms. The planet Sigmaringen IV appears to be inhabited by entities that although invisible can influence the mind. A thought control. Our space travelers, two couples, go through some very strange personality changes controlled by "them". As the story unfolds, it becomes apparent that the invisible entities are trying to communicate with the humans, causing them to act out of character and experience intense emotions.

It’s been 20 years since the quixotic and worldsweary Louis Wu discovered the Ringworld. Now he and SpeakertoAnimals are going back, captives of the Hindmost, a deposed puppeteer leader. With Louis’ help, the Hindmost intends to regain his status by bringing back such extraordinary treasures from the Ringworld that his fellow puppeteers will have to be impressed. But when they arrive, Louis discovers that the Ringworld is no longer stable - and will destroy itself within months. To survive, he must locate the control center of the legendary engineers who built the planet.

Come back to the Ringworld - the most astonishing feat of engineering ever encountered. A place of untold technological wonders, home to myriad humanoid races, and world of some of the most beloved science fiction stories ever written.

The human Louis Wu; the puppeteer known as the Hindmost; Acolyte, son of the Kzin called Chmeee: legendary beings brought together once again in the defense of the Ringworld. Something is going on with the protectors.

For decades, the spacefaring species of known space have battled over the largest artifact - and grandest prize - in the galaxy: the all-but-limitless resources and technology of the Ringworld. Now, without warning, the Ringworld has vanished, leaving behind three rival war fleets. If the fallen civilization of the Ringworld can no longer be despoiled of its secrets, the puppeteers will be forced to surrender theirs - everyone knows that they are cowards. But the crises converging upon the trillion puppeteers of the Fleet of Worlds go far beyond even the onrushing armadas.

Since fleeing the supernova chain reaction at the galactic core, the cowardly Puppeteers of the Fleet of Worlds have - just barely - survived one crisis after another: the rebellion of their human slaves, the relentless questing of the species of Known Space, the spectacular rise of the starfishlike Gw'oth, the onslaught of the genocidal Pak. Now fresh disaster looms, as though past crises have returned and converged. Who can possibly save the Fleet this time?

Dr. Jake Ross came to Washington to make a difference. As the science advisor to a newly elected freshman senator, Jake has crafted a comprehensive energy plan that employs innovative new technologies to make America the world's leader in energy production while simultaneously boosting the economy and protecting the environment.

Brought together by fate - or phenomena - heiress Jennifer Quinn, journalist Timika Mars, pilot Alan Young, and ex-Marine Barry Regis are bonded by the incidents they've witnessed, hunted by agents of a wealthy corporate cabal desperate for unimaginable power, and possessed of extraordinary abilities they do not understand, much less control. Now, they're on a mission of their own. As Alan and Barry test the limits of their strange gifts inside the military complex known as Dreamland, Jennifer and Timika begin a quest to locate an ancient tablet that may hold the answers to humanity's greatest question.

In the 10 years since his regiment was transported to an alien world, Commander Andrew Keane has bravely fought time and time again for humanity's freedom. But after he is injured in battle, his confidence is shaken, and his ability to lead is damaged. Seeing their leader struck down also takes its toll on Keane's men, who have followed him to hell and back.

A hundred years in the future, a war wages between the Five Dragons - five families that control the moon's leading industrial companies. Each clan does everything in their power to claw their way to the top of the food chain - marriages of convenience, corporate espionage, kidnapping, and mass assassinations. Through ingenious political manipulation and sheer force of will, Lucas Corta rises from the ashes of corporate defeat and seizes control of the moon. The only person who can stop him is a brilliant lunar lawyer: his sister, Ariel.

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. The bad news is that you are a scrap of electronic code. The world you see around you, the you that is seeing it, has been digitized, scanned, and downloaded into a virtual reality program. You are a Copy that knows it is a copy. The good news is that there is a way out.

The witnesses are legion, scattered across the world and dotted through history, people who looked up and saw something impossible lighting up the night sky. What those objects were, where they came from, and who - or what - might be inside them is the subject of fierce debate and equally fierce mockery, so that most who glimpsed them came to wish they hadn't. Most, but not everyone.

The gigantic comet had slammed into Earth, forging earthquakes a thousand times too powerful to measure on the Richter scale, tidal waves thousands of feet high. Cities were turned into oceans; oceans turned into steam. It was the beginning of a new Ice Age and the end of civilization. But for the terrified men and women chance had saved, it was also the dawn of a new struggle for survival--a struggle more dangerous and challenging than any they had ever known....

The Ringworld is a landmark engineering achievement, a flat band 3-million-times the surface area of Earth, encircling a distant star. Home to trillions of inhabitants, not all of which are human, and host to amazing technological wonders, the Ringworld is unique in all of the universe.