Space Science

With the continuing failure of the Oversoul, the artificially intelligent guardian computer of the planet Harmony, the human colonists have begun to repeat the devastations of war and conquest wrought on Earth. To repair itself and avert disaster, the Oversoul has called a group of 16 refugees from the fallen city of Basilica to a hidden, abandoned spaceport where the ancient starships lie.

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.

Heartfelt reunions with friends... Desperate plans to gain advantage... Opportunities that cannot be ignored... Discovery of family once thought lost... The time has come for Captain Scott to fight for that which was taken...the very freedom of the world he was sworn to protect.

Earth Government turned soldiers into cyborgs to terraform Mars. After a decade of hard, lonely work they are little more than the machines as which they are treated—until the arrival of female settlers awakens feelings they have almost forgotten....

The three va Sithai brothers - that's us - cruise the universe looking for abandoned ships, treasure, and other pirate ships to rob. Right now, we're on the hunt for the Buoyant Star, an abandoned cruiser rumored to have a massive treasure inside. The ship's been found at the edge of an ice field at the far reaches of space. That treasure? About to be all ours. But the ship's not all that abandoned. The Star is crewed by a few lonely, attractive human females who are thoroughly grateful at being rescued. Actually, wait. They're not grateful at all.

Autistic scientist Yasira Shien has developed a radical new energy drive that could change the future of humanity. But when she activates it, reality warps, destroying the space station and everyone aboard. The AI gods who rule the galaxy declare her work heretical, and Yasira is abducted by their agents. Instead of simply executing her, they offer mercy - if she'll help them hunt down a bigger target: her own mysterious, vanished mentor. With her homeworld's fate in the balance, Yasira must choose who to trust: the gods and their ruthless post-human angels, or a rebel scientist....

The comparative utopia of 23rd-century Earth is about to go dreadfully awry when a seemingly benign alien race is abruptly revealed to be one of the worst threats humanity has ever faced. Driven by an intense religious extremism, the Olyix are determined to bring everyone to their version of god as they see it. But they may have met their match in humanity, who are not about to go gently into that good night or spend the rest of their days cowering in hiding.

With the help of a command AI, the hole in the Daedalus has been fixed by Hazel and her friends. But in the process, they have antagonized the Yi, the aliens who are actually controlling the Daedalus. After a daring escape from the Yi, Hazel and her friends now must convince the people of the Daedalus villages and the village leaders that the Yi exist - and that they must fight back in order to survive. This proves tricky, as those in power don't want their authority challenged.

A Princess of Mars was the first book by Edgar Rice Burroughs to feature the character John Carter. It led to an 11-book series featuring his adventures and became the basis for the 2012 movie. Carter is a war-weary former military captain during the Civil War who is inexplicably transported to Mars. He quickly (and reluctantly) becomes embroiled in a conflict of epic proportions among the inhabitants of the planet.

Tanis is looking forward to a long journey in stasis before arriving at the newly terraformed world of New Eden. New Life. New Start. Getting a berth on the Intrepid is her ticket out of the Sol System. But nothing proves easy for Major Tanis Richards. Nothing is at it seems. What should be a simple trip is fraught with danger and filled with adventure. An array of forces seek to stop the Intrepid - no matter the cost, or lives lost. From competing corporations, to stellar eco-terrorists, no one wants the Intrepid to arrive at New Eden.

At his death in 1988, Robert A. Heinlein left a legacy that almost single-handedly defined modern science fiction. But one of Heinlein's masterpieces was never finished. In 1955, he began work on Variable Star, a powerful and passionate tale of two young lovers driven apart by pride, power, and the vastness of interstellar time and space. Now, the Heinlein estate has authorized award-winning author Spider Robinson to expand his outline into a full-length novel. And the result is vintage Heinlein.

A gripping collection of stories about machines called Berserkers that are programmed to destroy all organic life.

Persecuted refugees from six separate alien races have migrated to the idyllic planet Jijo. And despite their incredible diversity, the inhabitants live together in blissful harmony. However, settlement on Jijo is illegal - and it's only a matter of time before the residents of this forbidden paradise are discovered by the galactic powers-that-be.

An elite team of SAS special operators battle across the multiverse after a plague of land-hungry sentient robots invade today’s Earth. But, when an aircraft carrier-based counterattack goes horribly wrong, it traps the team in an alien universe with a top-secret group who’ve already saved the world twice. After discovering a dark plot that threatens humanity’s very existence, the two groups jump into action, fighting both on the surface and in orbit in a last-ditch effort to stop the enemy before time runs out.

To win an impossible war, Captain Kel Cheris must awaken an ancient weapon and a despised traitor general.

Captain Kel Cheris of the Hexarchate is disgraced for using unconventional methods in a battle against heretics. Kel Command gives her the opportunity to redeem herself by retaking the Fortress of Scattered Needles, a star fortress that has recently been captured by heretics. Cheris' career isn't the only thing at stake. If the fortress falls, the Hexarchate itself might be next.

With the invading aliens temporarily driven from Human-and-NeHaw-occupied space, all the races are using the pause to recover and rebuild, both friend and foe alike. For the NeHaw, that means pressuring the Earth to allow them to rebuild and rearm their fleet from the Wawobash shipyards, a risk that could easily backfire. For Jake, the lingering concerns of a lost crew with the un-activated Artificial Life installed in the captured saucer still dominate his thoughts.

Every farmer needs a good wife. Hay production is up and it’s selling well across the area. Bessie, Gwen’s mare, is pregnant and Tom will soon have the first colt added to his stable of horses. Most important of all, Tom and Gwen have finally decided to tie the knot, especially after a surprise visit from home. All is looking up for their farm. But trouble is brewing in the guise of Reynard Gliph, who is extending his demesne well beyond League City, even threatening Tom’s home turf. Don’t miss the latest installment in this fast-paced space opera! Featuring fights, intrigue, deep ...

Ava has always been different. She lives a very isolated life until she is offered a job with an obscure network that aids powerful Immortal Guardians in their quest to protect humanity from the psychotic vampires who prey upon them. Life is good. And when her employers invite her to join a group of other gifted ones and a handful of Immortal Guardians on a journey to another planet, it becomes absolutely fantastic.

Captain John Nathan Duggan and his crew are given a mission - find the missing ESS Crimson and bring it home. Little does Duggan realize, this is no ordinary mission. As he struggles against enemies both within and without, he desperately tries to unlock the mystery surrounding the Crimson's disappearance and the unknown weapons it carries. He soon discovers the missing warship might be the only hope for salvation that mankind has left. When everything is veiled in secrecy nothing is easy, as Duggan is about to find out.

In the 21st century, the perfection of faster-than-light travel and the rise of a prodigious artificial intelligence known as the Eschaton altered the course of humankind. New civilizations were founded across the vastness of space. Now, the technology-eschewing world known as the New Republic is besieged by an alien information plague. Earth quickly sends a battle fleet - but is it coming to the rescue, or is a sinister plot in motion?