Science Fiction Time Travel

A formidable alien armada stands on the brink of vanquishing the cosmos, their gaze set firmly on every inhabited world. The last line of defense? An eclectic crew of improbable champions: a maverick starfighter pilot, a daredevil stuntwoman, a lethal super-assassin, and a cosmic prankster with alien tricks up his sleeves. Their mission is to shield not just humanity, but billions of other intelligent lifeforms spanning the multiverse.

Jon Ryan had lived long enough to know better. But with age does not automatically come wisdom. He has saved mankind many times. He even resurrected Earth and all its inhabitants from never-having-existed. But he's still haunted, and haunted people do crazy things.

Istanbul, 1683: Mehmed IV, sultan of the Ottoman Empire, is preparing to lay siege to Vienna, capital of the Holy Roman Empire, when a mysterious visitor arrives in his bedroom - naked, covered in strange tattoos - to deliver a dangerous, world-changing message. Paris, 2017: Ottoman flags have been flying over the great city for 300 years, ever since its fall - along with all of Europe - to the empire’s all-conquering army. Notre Dame has been renamed the Fatih Mosque. Public spaces are segregated by gender.

Almost a year has passed since Stella and Tom discovered a time tunnel and travelled to early 1900s London, where they befriended Emma, Lucy ,and Jack. The magical moles that made the tunnel and secret lake appear have since vanished, but the children are longing to meet again. Then an illness, which puts Emma’s life in danger, changes everything. The moles reappear, just when needed, and Lucy realizes the only hope of finding a cure lies in the future.

It's 1890 and the citizens of Boston are beginning to go missing in the fog. The police are confounded. The public is frightened. The city is on the edge of hysteria. It's up to the mysterious Smith, inventor and adventurer, to figure out what's going on with the help of his assistant, April Malone. They'll have to face off against a secret society, corrupt policemen, and a mad psychologist hell-bent on dissecting Smith, in order to solve the mystery of what's going on and to save the city from an even more sinister threat.

Forget minor hazards like nuclear bombs. The discovery of time travel means that everything we know, anyone we know, might not only vanish, but never even have existed. Against that possibility stand the men and women of the Time Patrol, dedicated to preserving the history they know and protecting the future from fanatics, terrorists, and would-be dictators who would remold the shape of reality to suit their own purposes.

The dying Empire's most cunning and ruthless warlord, Grand Admiral Thrawn, has taken command of the remnants of the Imperial fleet and launched a massive campaign aimed at the New Republic's destruction. With the aid of unimaginable weapons long hidden away by the Emperor on a backwater planet, Thrawn plans to turn the tide of battle, overwhelm the New Republic, and impose his iron rule throughout the galaxy.

Quinn Black thought his work was finished. After all, in the years since he discovered he could time travel, he saved the human race from disaster and restored hope to the world. At least in the current timeline of the universe. Out in the multiverse, the Earth—and everyone he loves—is in trouble again. Someone sent Quinn's team a video begging for help. If Dr. Green's assessment of reality is correct, how will he find his way home if he gets lost in the vast expanse of the cosmos? However, the alternative might be worse.

Guess who may just need to end time? You got it: Jon Ryan may be forced to cancel, terminate, and definitively end time itself—everywhere. Why is he straying in that direction? Well, he wanted to fix the timeline. After the Clan no-timed Earth and Jon resurrected it, he was stressed that the new future would void out the very future that gave us our hero himself. So, Jon did his best to fix the timeline according to how he thought it should be.

Ruth McClintock is obsessed with Annie Oakley. For nearly a decade, she has been studying the legendary sharpshooter, convinced that a scarring childhood event was the impetus for her crusade to arm every woman in America. This search has cost Ruth her doctorate, a book deal, and her fiance - but finally it has borne fruit. She has managed to hunt down what may be a journal of Oakley's midlife struggles, including secret visits to a psychoanalyst and the desire for vengeance against the "Wolves", or those who have wronged her.

1992: After a confrontation at a riot grrl concert, 17-year-old Beth finds herself in a car with her friend's abusive boyfriend dead in the backseat, agreeing to help her friends hide the body. This murder sets Beth and her friends on a path of escalating violence and vengeance as they realize many other young women in the world need protecting too. 2022: Determined to use time travel to create a safer future, Tess has dedicated her life to visiting key moments in history and fighting for change. But rewriting the timeline isn’t as simple as editing one person or event.

Cynical Jacob Hornblower has followed his brother, Caleb, back in time, hoping to convince him to return home. His mission is soon forgotten, however, when he finds himself captivated by Liberty's spitfire sister, Sunny. But can a man who is down on love truly understand the unbounded strength of the human heart?

When Jyn Erso was five years old, her mother was murdered and her father taken from her to serve the Empire. But despite the loss of her parents, she is not completely alone - Saw Gerrera, a man willing to go to any extremes necessary in order to resist Imperial tyranny, takes her in as his own and gives her not only a home but all the abilities and resources she needs to become a rebel herself.

Determined to save the antiques store she has inherited from ruin after the unexplained disappearance of her parents, Sarah Lester discovers a jumbled collection of vintage postcards that leads her on a journey through time. Unprepared for the story the postcards weave about their reclusive former owner, Sarah’s life is thrown into disarray as she is transported to Victorian London, colonial New Zealand, and to the British Raj in 19th-century India.

One day, six towers appear on Earth. Each one stands hundreds of stories tall, and are invulnerable to all attacks. At the base of each tower is a portal, welcoming in all who dare enter it. All sorts of magical monsters can be found inside the towers. Even treasure, magic, and superhuman strength can be acquired. The problem is that the towers aren't a friendly place. Even worse, the towers sometimes release waves of monsters to attack Earth. In the year 2083, there are only a hundred survivors. In one last attempt, they challenge the final floor without regard for their lives.

As humanity is taking its final breath, facing extinction from a myriad of monsters, the last three people on earth are creating a final chance for the hero to go back in time and stop the apocalypse. However, before the hero can enter the chronomancer portal to the past, she and the portal's creator are both killed, leaving only the weak assistant to carry on their dream of saving the world. Will Nick be able to right the wrongs done to him, and prepare the hero for the world to come?

Lise Adams is a young woman attempting to uncover the mystery of her father's disappearance ten years earlier. Turk Findley is an ex-sailor and sometimes-drifter. They come together when an infall of cometary dust seeds the planet with tiny remnant Hypothetical machines. Soon, this seemingly hospitable world will become very alien indeed--as the nature of time is once again twisted, by entities unknown.

To say Jon Ryan's life was good would be a silly understatement. Sure. Come on, he did CPR on his very first girlfriend, Jenna, when they were in their tweens and narrowly saved her from drowning. Then they dated throughout high school and were only temporarily separated when he went off to the USAF Academy and she to UCLA. But their future was looking so bright they both needed welding goggles. But, way back there in the reality that seems to always kick anyone named Jon Ryan in the ass was...er, an uncomfortable truth. His life, Jenna's life, and their life together never happened.

Sam watches the demonic forces of darkness as they engulf and destroy the land of Westria. The final battle is over. Or so Sam thinks. In the last moments before the world’s end, Sam is given a second shot to save everything he holds dear. He’ll be sent back in time. Reincarnated into his younger self and armed with knowledge of the future, Sam will have the power to undo past mistakes and give the people of Westria a fighting chance against the impending apocalypse.

Convicted criminal James Griffin-Mars is no one's hero. In his time, Earth is a toxic, abandoned world, and humans have fled into the outer solar system to survive, eking out a fragile, doomed existence among the other planets and their moons. Those responsible for delaying humanity's demise believe time travel holds the key, and they have identified James, troubled though he is, as one of a select and expendable few ideally suited for the most dangerous job in history.