With his epic novels of alternate history, Harry Turtledove shares a stunning vision of what might have been-and what might still be-if one moment in history were changed. In the Worldwar and Colonization series, an ancient, highly advanced alien species found itself locked in a bitter struggle with a distant, rebellious planet: Earth. For those defending the Earth, this all-out war for survival supercharged human technology, made friends of foes,...

Avice Benner Cho, a human colonist on a distant planet populated by the Ariekei, sentient beings famed for their unique language, returns to Embassytown after many years of deep space exploration to find she has become a living simile in the Ariekei language even though she cannot speak it, and she is torn by competing loyalties when hostilities erupt between humans and aliens.

Darth Plagueis, a Sith Lord who knows the Dark Side so well that he has power over life and death, joins forces with his apprentice, one-day emperor Darth Sidious, to try to dominate the whole galaxy.

A thrilling prequel to Star Wars: The Force Awakens, set roughly six years before the events of the film.

When Captain Jim Holden's ice miner stumbles across a derelict, abandoned ship, he uncovers a secret that threatens to throw the entire system into war. Attacked by a stealth ship belonging to the Mars fleet, Holden must find a way to uncover the motives behind the attack, stop a war and find the truth behind a vast conspiracy that threatens the entire human race.

NO ONE WANTED ANOTHER WAR Thomas Theisman didn't. After risking his life and a fresh round of civil war to overthrow the Committee of Public Safety's reign of terror and restore the Republic of Haven's ancient Constitution, an interstellar war was the last thing he wanted. Baron High Ridge didn't. The Prime Minister of Manticore was perfectly happy with the war he had. No one was shooting anyone else at the moment, and as long as he could spin out...

With humankind reduced to a single colony on the world of Safehold, the human rulers of the planet, in an effort to preserve the remnants of their industrial civilization, build a religion designed to hide the colony by keeping its society medieval.

Swords, Sex, and Rockets! Paradise falls. Humanity is thrown back to an age of steel and blood. Now the fuel that powers the ''changed'' world is up for grabs in an orbiting spacecraft. With only days to plan, rough and ready paladin Herzer Herrick must assemble a team of expert warriors capable of both seat-of-the-pants engineering and hand-to-hand combat in space. In the meantime, Herzer must face his own demons as he waits for his emotionally-scarred...

The first Star Wars novel created in collaboration with the Lucasfilm Story Group set during the legendary "Dark Times" between Episodes III and IV of the popular films tells the story of how two of the lead characters from the animated series Star Wars Rebels first came to cross paths.