Hard Science Fiction Space

The world is doomed, and time is running out. In the near future, a stellar collision with a rogue planet destabilizes the sun’s fusion output, turning it into a ticking time bomb. With the ever-increasing heat, earth will become uninhabitable within a decade. A handful of individuals will determine whether humanity survives: NASA scientist Dr. Olivia Quinn must outwit a corrupt government system and warn the public before it’s too late. Veteran astronaut Valerie McKinnon and her crew are in a race against time to build a space colony that could rescue a multitude of lives. And ...

In the best-selling novels Venus and Jupiter, Ben Bova dramatized the latest discoveries about our own solar system in an epic tale of near-future exploration and development. Now Bova turns his attention to one of our system's greatest mysteries, Saturn.

The United States of North America is now engaged in a civil war with the Earth Confederation, which wants to yield to the demands of the alien Sh'daar, limit human technology, and become a part of the Sh'daar Galactic Collective. USNA President Koenig believes that surrendering to the Sh'daar will ultimately doom humankind. But when highly advanced, seemingly godlike aliens appear through an artificial wormhole in the Omega Centauri Cluster 16,000 light years from Earth, President Koenig is faced with a tremendous choice.

There is an unseen power in the universe - a terrible force that was dominating the galaxy tens of thousands of years before the warlike Sh'daar were even aware of the existence of Sol and its planets. As humankind approaches the Singularity, when transcendence will be achieved through technology, contact will be made. In the wake of the near destruction of the solar system, the political powers on Earth seek a separate peace with an inscrutable alien life form that no one has ever seen.

When a human team is sent to scout a few hundred light-years in front of the death wave, it encounters a civilization far in advance of our own, a civilization of machine intelligences.These sentient, intelligent machines have existed for eons and have survived earlier "death waves" - gamma-ray bursts from the core of the galaxy. They are totally self-sufficient, completely certain that the death wave cannot harm them, and utterly uninterested in helping to save other civilizations.

GSI (Gettnor Space Industries) is beginning to investigate our solar system and mine the asteroids. Aircraft and automobile companies are beginning to switch over to thrusters from their more traditional products. New uses for thrusters are popping up in the healthcare and sports industries. However, at Epsilon Eridani, a race of aliens has so overpopulated their own solar system that they must move many tens of billions of their people to another system before overcrowding destroys them.

In a galaxy ravaged by a fifty-year war against the relentless, insectoid Kryll, veteran Sergeant Cal Rourke is a man hollowed out by endless slaughter. Plucked from a battlefield apocalypse, he's offered a terrifying "opportunity": Project Chimera. To turn the tide, humanity's last desperate gamble involves bonding elite soldiers with Kryll symbionts, creating monstrously powerful super-warriors. Cal and his unit become something more, and terrifyingly less, than human, wielding alien power at the cost of their sanity and souls. But as they unleash their enhanced abilities on the enemy, ...

Brazilian investigator Rosalia Morais, and her husband, revered American spacer Nicolau Aames, are building a life together in Mars’s Maxwell City, the fastest-growing settlement on the planet. Good news: there are no natural predators. Bad news: there are humans. That means the crime rate is growing, too. To ensure public safety, Rosie’s appointed by the mayor as the Red Planet’s first chief of police.

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.

Lunar prospecting is the next big thing, and companies are raking in the bucks. Nick has a plan to get a piece of the action—but he’ll first have to overcome the agonizing difficulties of surviving up here. To do that, he must work with Joe Massad, who nearly killed Nick two years ago. Joe seems to have put aside his ambitions to conquer the moon and Earth, but has he really changed?

After the mysterious discovery of an alien mech inside a comet, Darkstream Security has finally completed its own design. They assign Chief Gabriel Roach with the task of whittling down hundreds of bright young recruits to form a team of elite mech pilots, which he will command. Their mission: protect human colonies from the almighty Quatro. A single Quatro can take down an entire squad of traditional soldiers. But Roach is the perfect one for the job.

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.

Civil war on the world of the atevi is over, but diplomatic disputes and political infighting continue unabated. Bren Cameron, brilliant human diplomat allied with the dominant Western Association, has just returned to the capital from his country home. But his sojourn was anything but restful, for Bren and his associates have had a small war of their own to contend with, ending with rebel leader, Machigi, joining the atevi congress representing the rebels as a member state.

Colton Beck has a new lease on life. Their alliance is confident they can find their enemy in the Alruna system, and it’s all hands on deck. After the revelation of his origins from the mysterious woman on Dicore, Colton is at odds with where his loyalties stand. The truth behind Indie Hart’s dedication to the Angor is revealed, making Colton doubt her motives as well as the Angor’s. When Earth is threatened, it’ll take a lot more than one man to save the planet. All pieces come together for a cataclysmic resolution, but who can Colton truly trust?

With the Federation losing ground in its war against the Dominion, the galaxy's greatest smugglers, including the beautiful and enigmatic Vash, rendezvous on Deep Space 9. Their objective: a fabled lost orb of the Prophets unlike any other, rumored to be the key to unlocking a second wormhole in Bajoran Space, a second Celestial Temple.

Five thousand years in the future, humankind has spread across thousands of worlds, and more than a dozen different governments exist in an uneasy truce. But human beings have found no signs of other life anywhere approaching human intelligence. This changes when scientists discover a sunless planet they name Danann, traveling the void just beyond the edge of the galaxy at such a high speed that it cannot be natural. Its continents and oceans have been sculpted and shaped, with but a single megaplex upon it - close to perfectly preserved.

One of the greatest science-fiction epics ever written, John Varley's Titan, Wizard, and Demon comprise a groundbreaking trilogy that will live forever. Human explorers have entered the sprawling mind of the alien Gaea. Now they must fight her will. For she is much too powerful. And definitely insane....

With the planet's fighting men and women deployed across the galaxy - battling in the noble cause of enslaved humanity - the insidious Xul have reached across space to devastate the unsuspecting Earth with asteroid fire. Without warning, a once-majestic world is reduced to near-rubble - and the very future of humankind is in dire jeopardy. Interplanetary leaders are on the brink of abandoning Earth and its colonies to an overwhelming enemy. But Brigadier General Garroway of the Marine Interstellar Expeditionary Unit is unwilling to concede defeat.

Lieutenant Jim Bennington of the US Space Navy had been advised not to get involved with an Amish woman, but Amy Kirke from the planet Argos was not a typical Amish woman. Not only was she beautiful, she was contentious, combative, intelligent and spirited. When Jim was sent on a mission to Argos he met Amy and was strongly attracted to her.The adventurous Amy led Jim into one dangerous escapade after another. When one of the escapades landed them in the middle of a plot to control the universe, Jim began to wonder if it would have been wise to heed the advice."Space Conflict" is a tale of ...

When Unit Four - a biological soft robot built and stored high above the Jovian atmosphere - is activated for the first time, it’s in crisis mode. Aliens are attacking the Helium-3 mine it was created to oversee, and now its sole purpose is to defend Earth’s largest energy resource from the invaders in ship-to-ship combat. But something’s wrong. Unit Four doesn’t feel quite right. There are files in its databanks it can’t account for, unusual chemical combinations roaring through its pipes, and the primers it possesses on the aliens are suspiciously sparse.