Space Science

Given the fact that there are perhaps 400 billion stars in our galaxy alone and perhaps 400 billion galaxies in the universe, it stands to reason that somewhere out there, in the 14-billion-year-old cosmos, there is or once was a civilization at least as advanced as our own. The sheer enormity of the numbers almost demands that we accept the truth of this hypothesis. Why, then, have we encountered no evidence, no messages, no artifacts of these extraterrestrials?

Hugo Award winner Harry Turtledove is the master of alternate history. In American Front he envisions World War I as it may have been if fought on American soil. The United States and Germany clash with the Confederacy, France, and Britain as the machines of modern warfare litter the landscape with carnage. Meanwhile, oppressed southern blacks head toward a fateful confrontation.

Alex faces the consequences of her choices on a ship full of strangers. Forced to confront a civilization built on the regulation of her kind, she has to learn and adapt to situations she never imagined. Some see her as the key to breaking a decades-old stalemate, others as a threat that will ignite the fires of war once more. But all Alex wants is her sister and NAI companion back.

Outer Space, Inner Lands includes many of the best known Ursula K. Le Guin nonrealistic stories (such as "The Ones Who Walk Away from Omelas," "Semley' s Necklace," and "She Unnames Them") which have shaped the way many listeners see the world. She gives voice to the voiceless, hope to the outsider, and speaks truth to power - all the time maintaining her independence and sense of humor.

Private first-class Wayson Harris was raised in a U.A. orphanage among thousands of clones born and bred as the ultimate soldiers. But Harris isn't like the other Marines: He has a mind of his own. He figures he's paying for that independent streak when his first assignment out of boot camp is the smallest Marine outpost in the whole U.A. When a rogue general surfaces, the remote desert world Harris thought was a dead-end posting becomes anything but. Fighting off the general's raid gains Harris a promotion. But it also brings him to the attention of some unfriendly U.A. leaders.

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.

From a New York Times best-selling and Hugo award-winning author comes a modern masterwork of science fiction, introducing a captain, his crew, and a detective as they unravel a horrifying solar system wide conspiracy that begins with a single missing girl. Humanity has colonized the solar system - Mars, the Moon, the Asteroid Belt and beyond - but the stars are still out of our reach. Jim Holden is XO of an ice miner making runs from the rings of Saturn to the mining stations of the Belt.

On the run and out of chances, he guides his ship and crew into the heart of a relic older than the galaxy itself - and find himself on the edge of an eternal war he never knew existed. The relic is a mech, lost to history and forgotten by all who remain. Built by an ancient race to be the ultimate weapon, the machine is capable of unspeakable destruction, and its discovery could unhinge the balance of power throughout known space.

Jack Bennet returns from the war to find the life he left behind has moved on without him. The only option he has to make ends meet lies in a military surplus junkyard starship. What’s a former Combat Search and Rescue soldier to do? Fix up the ship, hire the cheapest pilot—a notorious drunk—and take the first contract that comes up: collect a bounty on one of the most ruthless killers in the Pirate Worlds, a place crawling with thieves, cutthroats and con artists whose primary language is violence. Jack must abandon his nice guy persona, or exploit it, if he is to survive.

When Streaker - the first starship designed and crewed by dolphins - discovers a derelict ancient armada with evidence of the first sentient species ever, she sets off a war between dozens of galactic races eager to use the information for their own advancement.

It's been a year since Binti and Okwu enrolled at Oomza University. A year since Binti was declared a hero for uniting two warring planets. A year since she found friendship in the unlikeliest of places. And now she must return home to her people, with her friend Okwu by her side, to face her family and face her elders. But Okwu will be the first of his race to set foot on Earth in over a hundred years, and the first ever to come in peace.

The Star Wars High Republic story comes to a conclusion, as the Jedi face off against the Nihil and Marchion Ro.

Seconds before the Earth is demolished to make way for a galactic freeway, Arthur Dent is plucked off the planet by his friend Ford Prefect, a researcher for the revised edition of The Hitchhiker's Guide to the Galaxy who, for the last 15 years, has been posing as an out-of-work actor.

Kylie Rhoads is a junker. She makes her living traveling the stars, salvaging abandoned ships left over from pirate attacks on the edge of the Gedri system. Some of the hulls are legal for the taking, most aren't. When a salvage job goes bad, Kylie finds herself on the wrong end of a gun. The hand holding that gun? The SA Space Force, just the people Kylie wants to avoid. To avoid prison, Kylie makes a deal to go deep into the Gedri System and rescue a simple girl. But out on the fringe, nothing is as it seems.

Mitch's mediocre life has just taken a turn for the worse, so his buddy tries to cheer him up by showing him a secret starship. Unfortunately, everything goes south when hostile aliens arrive. In an effort to save his buddy and the starship from the aliens, Mitch does the obvious thing: he accidentally warps hundreds of light-years away. Marooned in a distant star cluster, Mitch is forced to deal with a snarky teenage AI, a rogue auto-pilot, and a beautiful alien soldier who's ready to steal his ship at any moment—so she can fight an oppressive military faction, of course.

Running. Putting distance between himself and the relentless Night Brigade has been Nomad’s strategy for years. Staying one or two steps ahead of his pursuers by skipping through the Cosmere from one world to the next. But now, his powers too depleted to escape, Nomad finds himself trapped on Canticle, a planet that will kill anyone who doesn’t keep moving. Fleeing the fires of a sunrise that melts the very stones, he is instantly caught up in the struggle between a heartless tyrant and the brave rebels who defy him.

When a minor trade partner sends the Castle Federation a desperate call for aid, they have few resources to spare from their all-consuming war against the Terran Commonwealth. Unwilling to be seen failing their allies but able to spare only a tiny force, Castle sends a hero to command the task group: Captain Kyle Roberts, the Stellar Fox. Beyond the Rimward frontier of the Federation and its allies, little is as it seems. The pirates are being armed by an outside force, and the politics of these worlds is made deadlier by their poverty.

On humanity's first extra-solar mission, the exploration vessel Magellan, or, as she prefers, "Maggie", discovers an alien artifact. Deciding that finding advanced alien life is too important to ignore, Captain Allison Ridgeway chooses to return to Earth while ordering her crew to reverse engineer technology far beyond anything back home. Meanwhile, at mission control, the governments struggle to maintain the existence of aliens a secret while also combating bureaucracy, the military industrial complex, and everyone else who wants a piece of what could skyrocket humanity into a new technological age.

Earth is dying, and humanity is scrambling to set up colonies in other star systems. But the search process for habitable planets is not perfect, as the crew of the Ouroboros discover on arrival at their new home.

Owen Deathstalker sacrificed everything to topple a corrupt empire and usher humanity into an age of peace and prosperity. Now, Lewis Deathstalker, Owen's descendant, carries on the family name and honor as a Paragon, warriors famed for their skill and heroism who dispense the king's justice throughout the galaxy. However, 200 years have passed since Owen and his gang of heroes disappeared into legend, and the peace that the Deathstalker bought with his life is quickly coming to an end.