Hard Science Fiction Space

When a colonist dies in tragic circumstances, just a few sols before a major terraforming experiment, Dr. Jann Malbec begins to suspect that all is not what it seems. Her fears begin to grow when every attempt she makes to investigate the death is thwarted by the ruling council on Mars. In desperation, she resorts to secretly recruiting a recently arrived colonist, Mia Sorelli, an ex-cop with a troubled past, to quietly look into the incident. But Mia has some very good reasons why she left her old life on Earth behind.

Luck has always run in both directions for Naval Commandant Nicholas Seafort. While he has managed to save the Hope Nation colony from alien attack, he and his friends have paid a heavy price. Most recently his exploits have earned him a dignified position as an instructor at the United Nations Naval Academy. But as Seafort suspects, trouble isn't far behind. A return to Earth means a return to his roots, some of which he wishes would remain buried.

On Aurora, the first and greatest of the Spacer planets, Elijah Baley and R. Daneel Olivaw investigate yet another seemingly impossible crime – this time, a roboticide. Someone has destroyed the positronic mind of R. Jander Panell, a humanoid twin to Daneel. His creator, the master roboticist Han Fastolfe, denies all involvement. So does Gladia Delmarre, the robot’s owner. And lover.

Chaos has erupted throughout the known galaxy, threatening countless colonies and orbital habitats - as the Associative struggles vainly to keep the peace. Extreme measures are called for in these times of dire crisis, and the Star Marines are awakened from their voluntary 850-year cybe-hibe sleep. But General Trevor Garroway and his warriors are about to discover that the old rules of engagement have drastically changed.

Half-Navajo geologist Jamie Waterman has been selected for the ground team of the first manned expedition to our mysterious neighbor planet. Joining an international team of astronauts and scientists, he endures the rigors of training, the dangers of traveling an incredible distance in space, the challenges of an alien landscape, and the personal and political conflicts that arise when the team must face the most shocking discovery of all.

As Chinese and US spacecraft compete to be the first to land on Mars, a former astronaut, his cousin, and four teens from Florida decide to take matters into their own hands. If they can quickly build their own space-worthy ship using scrap metal, appliances, and power tools, they have a chance to come from behind - thanks to an inventive new power source that can propel them to the Red Planet within three days. No guts, no glory.

The extermination of Earth is at hand. With his increasingly irrational leadership Basil Wenceslas, chairman of the Hansa, has driven humanity into a corner. His punitive treatment of the Hansa colonies and the Roamers, as well as his refusal to aid an embattled Theroc, have made enemies for the people of Earth.

The year is AD 7000. The human species is extinct - for the fourth time - due to its fragile nature. Krina Alizond-114 is metahuman, descended from the robots that once served humanity. She’s on a journey to the water-world of Shin-Tethys to find her sister Ana. But her trip is interrupted when pirates capture her ship. Their leader, the enigmatic Count Rudi, suspects that there’s more to Krina’s search than meets the eye.

On a privately financed orbital habitat above the planet Uranus, political idealism conflicts with pragmatic - and illegal - methods of financing. Add a scientist who has funding to launch a probe deep into Uranus‘ ocean depths to search for signs of life, and you have a three-way struggle for control. Humans can’t live on the gas giants, making instead a life in orbit. Kyle Umber, a religious idealist, has built Haven, a sanctuary above the distant planet Uranus.

An intelligent robot and two young people explore Proxima Centauri b, the planet orbiting our nearest star, Proxima Centauri. Their ideas about the mission quickly prove grossly naïve as they venture about on this planet of extremes....

By the middle of the 21st century, humanity has managed to overcome a series of catastrophic events and maintain some sense of stability. Space exploration has begun again. Science has led the way. But then one day, the sun goes out. Solar panels are useless, and the world begins to freeze. Earth begins to fall out of its orbit. The end is nigh. Someone has sent us a sign.

Captain William Sparhawk flies Earth's single starship on a voyage of exploration. His crew of veteran spacers begins the mission with high hopes and the best of intentions, but the universe has other plans. Instead of space merchants and potential allies, they discover Earth's impending doom. Sparhawk must decide whether to hunt down enemy scouts to keep Earth's new starship a secret or to head home to warn Star Guard of the danger. Either way, he's ignited an interstellar war.

Once, Dan Randolph was one of the richest men on Earth. Now the planet is spiraling into environmental disaster, with floods and earthquakes destroying the lives of millions. Martin Humphries, fabulously wealthy heir of the Humphries Trust, also knows that space-based industry is the way of the future. But unlike Randolph, he does not care if Earth perishes in the process.

An extraordinary astronomical discovery, an international conspiracy and a rush to the truth. When she discovers an exoplanet with an unstable orbit around the nearby star Tau Sagittarii, Uma knows something is not right. Is this an opportunity or a threat to humanity? In her struggle to uncover the truth behind her discovery, Uma meets Abdo, a clever robotics specialist presenting her with an alternative and unsettling interpretation of what she has detected. Together, Uma and Abdo unmask a conspiracy entangling the scientific community and corporations. Their lives are at stake, while a ...

Three stars, three worlds, three civilizations...one massive war. In a triple star system, not all planets are equal. When the Demon Star swings closest in her orbit, the Insectoids always invade. They raid the inner worlds with grim regularity, riding hordes of stealth ships in ever-growing waves. Their mission is to destroy all opposition - alien, human or otherwise. Cody Riggs, lost among an endless chain of interstellar rings, flies his task force of starships into the middle of an eternal struggle for survival.

First in a brand-new Foreigner trilogy by Hugo Award-winning author C. J. Cherryh. Tracker is the 16th installment of C. J. Cherryh's acclaimed Foreigner series.

Cajeiri is the young son of the powerful leader of the Western Association-and he has become a target for forces bent on destroying his father's rule. For Cajeiri is the first ateva to understand the humans living among them-an understanding that threatens his own race.

The stunning conclusion to the trilogy that began with the Hugo, Nebula, and Arthur C. Clarke Award-winning Ancillary Justice. For just a moment, things seem to be under control for the soldier known as Breq. Then a search of Atheok Station's slums turns up someone who shouldn't exist - someone who might be an ancillary from a ship that's been hiding beyond the empire's reach for three thousand years.

The First Foundation survived two centuries of barbarism as the once-mighty Galactic Empire descended into chaos. Now it must prepare for war against the remnants of the Empire as the Imperial fleet advances on their planet, Terminus. Hari Seldon predicted this war; he even prepared his Foundation for it. But he couldn’t foresee the birth of the mutant Mule. In possession of a power which reduces fearsome opposition to devoted slaves, the Mule poses a terrible threat to Seldon’s Foundation.

Lieutenant Ryann Voss craves a career-defining mission, but her first deep-space assignment aboard the UNS Indira Vahl is anything but. A routine convoy escort quickly devolves into a monotonous patrol, leaving Ryann bored and restless. Yet, her sharp mind soon uncovers unsettling anomalies: a ship humming with quiet disinterest, subtle system irregularities dismissed by her stoic superiors, and an undercurrent of unease that hints at something far more sinister. When a horrific accident cripples a crewmate, Ryann unearths a terrifying truth: the Vahl isn't just battered and war-weary, it's...