Space Science

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.

Neil deGrasse Tyson's number-one New York Times best-selling guide to the cosmos, adapted for young listeners. From the basics of physics to big questions about the nature of space and time, celebrated astrophysicist and science communicator Neil deGrasse Tyson breaks down the mysteries of the cosmos into bite-sized pieces.

The Earth is doomed. Humanity has a chance. In the near future, an alien probe arrives on Earth with a pivotal mission: to determine if humanity has what it takes to survive the impending invasion by a merciless armada. The probe discovers Marc Ibarra, a young inventor who holds the key to a daring gambit that could save a fraction of Earth's population. Humanity's only chance lies with Ibarra's ability to keep a terrible secret and engineer the planet down the narrow path to survival.

A Russian dissident, a Jesuit priest, and an American mule skinner are but a few of the bold visionaries who crafted the scientific story of cosmic origins. The collective insights of these and numerous creative thinkers advanced human understanding from mythology to mathematics, yielding falsifiable alternatives to ancient folklore and campfire tales. Listening to the Big Bang tells the dramatic human story—filled with colorful characters, unsung catalysts, and glorified heroes—which made the Big Bang the leading cosmological theory.

On the grim death world of Fenris, the Space Wolves Chapter selects its aspirants from the best and brightest of the young tribesmen. Ragnar of the Thunderfist tribe finds his life changed forever when he is chosen. After being revived from a savage death on the battlefield, Ragnar is recruited into the fearsome Space Wolves Chapter. He is then thrown into a galactic war against the dark forces of Chaos. However, the implanting of the Canis Helix unleashes his primal instincts and Ragnar must fight to control the beast within him.

An attitude? Why not? After all, what would you do if you were abducted by aliens and transported into a strange new universe away from your home, your family - everything familiar to you? Would it make you happy? Not likely! Now imagine you're stronger, faster, and more coordinated than every alien species you encounter. Would you start kicking some ass? Of course you would! This is the story of human superiority in the galaxy, a gritty, realistic profile of a young Navy SEAL who doesn't like aliens very much - and he makes them pay for the bad mood he's in.

When a bunch of interstellar scavengers approach Earth intending to abduct a few dozen humans and sell them into slavery in the darkest, they make the mistake of picking on Steve Stuart and his friends, ex-military veterans all. Unprepared for humans who can actually fight, unaware of the true capabilities of their stolen starships, the scavengers rapidly lose control of the ship - and their lives.

In the galactic prison system, she’s listed as an ‘Organic Weapon of Mass Destruction’… too bad she’s your new cellmate. Grant didn’t sign up for interstellar incarceration. One minute he’s brawling with lizard freaks behind his pickup, next, he wakes up paralyzed in a space supermax. Tagged. Scanned. Sentenced without trial. All because he tried to stop his girlfriend from getting probed by a UFO.

Merritt Alder is done with Earth. The planet is polluted and overpopulated, and its people are hungry. Earth's first colony, Galena, is a pioneer world 10,000 light years away. It has clean air, unpolluted water, and continents of arable land. Anyone can start a new life…if they can get there. For Merritt, the journey is only the beginning. Obstacles arise every step of the way, forcing compromise and sacrifice. And not everyone on his ship is pure of heart. The bonds he forges on the journey will be the key to surviving on another world—a world anyone has yet to fully explore.

Captain James Decker has lived a life of hunting, killing, and earning credits. To some, it hasn’t amounted to much, but to him, it’s led to him captaining the SC Fortune, a space cruiser with a competent crew that he’s grown fond of. After accepting a bounty hunting mission with a beautiful blonde woman as the mark, Decker finds himself soon without a ship and a crew. But as luck would have it, this same mission gives him back what he lost: a new ship and a new crew.

On the edge of a war-weary and devastated galaxy, charismatic Lewis Orne has landed on Hamal. His assignment: To detect any signs of latent aggression in this planet's population. To his astonishment, he finds that his own latent extrasensory powers have suddenly blossomed, and he is invited to join the company of "gods" on this planet - and the people here place certain expectations on their gods.

After having foiled multiple assassination attempts during his training, fighting pirates, and encountering a group of terrorists bent on destroying entire solar systems. Desmond McLaughlin thought he’d have an easier time of it on official deployment.

Joe Colsco boarded a flight from San Francisco to Chicago to attend a national chemistry meeting. He would never set foot on Earth again. On planet Anyar, Joe is found unconscious on a beach of a large island inhabited by humans where the level of technology is similar to Earth circa 1700. He awakes amid strangers speaking an unintelligible language and struggles to accept losing his previous life and finding a place in a society with different customs, needing a way to support himself and not knowing a single soul.

My history is unknown. My present is violent. My future may be more dangerous still. I use my unique skillset in one of the Moon’s many watering holes. Here, miners can spend their hard-earned money to forget that they’re not among the wealthy elite in the paradise colony on Mars. When a known crime boss walks in, events will begin to unfold hinting at a dark past and an even murkier future.

It seemed the unthinkable had happened. Someone had actually targeted the Ghalian, an order of assassins known and feared across the systems. It was madness. Only a fool would go after the likes of them. But, it seemed, the galaxy had no shortage of fools. Retaliation most bloody was in order, and one man stood ready to spring into action. Hozark was his name, and he was no ordinary man. He was a Master Ghalian, an assassin skilled in the ways of death. Practical, mechanical, magical, to him it made no difference.

When a time travel "prank" goes wrong. Jessie and Eric Ramsey are launched five years into a future they don't recognize. Now she's a deserter from Earth Navy and he's been branded a dark wizard. On the run as fugitives, they make their way through the galaxy, making friends and allies. Along the way, they meet new alien friends, discover a powerful starship, and learn the political landscape of a galaxy that's falling apart.

Earth has fallen under the influence of the Fermion Party, whose members believe humanity’s future lies in the metaverse, a simulated environment to which people can upload their consciousness to become immortal. As a simulant, one cannot get sick, grow old, or die. Human beings have no business risking their lives in the betaverse, where injury and illness can kill them. And those who wish to explore beyond the solar system blaspheme what the Fermions believe is the natural order.

Jon Ryan has some unfinished business. Since he caused the universe to reboot, well, he can't seem to find his wife of two billion years. That's one great big oops. He also can't find the massive time ship Aramthella and her human crew. Double oops. And then there's the matter of not knowing whey why there are several copies of key people in the new reality he must navigate. Triple oops. He actually knows one whole heck of a lot less about his current situation than seems healthy. But he's Jon Ryan, former fighter pilot turned android warrior for humankind.

The Blood Angels Chapter of Space Marines is under threat. Having obliterated all human life in the Red Scar region of space, the largest tendril of Hivefleet Leviathan ever seen in the Imperium has converged and is making relentlessly for Baal. To face this awesome foe, Commander Dante has called upon the Successor Chapters of the ancient Ninth Legion. The Sons of Sanguinius gather in numbers not seen since the dark days of the Horus Heresy.

Rejected scientist Alexander Hawke is down to his last chance. Brilliant but sheltered, every banker in New York has refused to finance his ideas. Enter the Russian—charming, dangerous, and offering an Antarctic expedition that promises answers to all of his questions. Now, Alexander stands at the edge of a bottomless chasm. With a helpful shove from his foreign benefactor, he plunges into adventure. Landing in darkness, Alexander finds a portal to destiny—weirder than New York, colder than Russia, and filled with the ruins of an empire that once spanned the galaxy.