Science Fiction Time Travel

The members of the Polaris Project knew what they were giving up when they volunteered to fly to the star named Angel-21, but the allure of being the first explorers to leave the Solar System far outweighed the risks. As it turned out, the most dangerous thing they faced wasn't the mission, it was the homecoming. Eight hundred years have passed, and Earth is nothing like they thought it would be.

With Princess Amelia set to join their family, Dom knows trouble is brewing with the snooty Elven nobles—and he's not wrong. But that's the least of his worries. When darkness strikes at the heart of the Saldara palace, it's no longer clear who Dom and his family can trust. There are more and more sightings of the forbidden ones, including creatures unlike any seen before on Risona, and Dom's band must journey across the kingdoms in a desperate race against time. In The Traveler 6, war with the dark forces is inevitable.

An amnesiac time traveler. A vengeful ghost. A race to save humanity. Daniel has jumped back in time to save the world. Seven years from now, his best friend Vincent will slaughter 99.9 percent of the world’s population in the Husk Wars. But Vincent wasn’t always a killer. His hunger for power began at a pivotal moment in his youth when he and Daniel killed a young woman named Charlie Fiction.

When Becky, Joe, and Uncle Percy uncover the existence of a sixth Eden Relic—The Eden Crown—hidden somewhere in history, their destiny becomes clear: they need to find it to stop Emerson Drake and the Wraith from unleashing an apocalyptic attack on mankind, an assault that would wipe out half the world's population.

The hero beat the villain and won the prize. But things aren't good, not yet. After committing a few small-scale war crimes that were definitely not OSHA-approved, Sean Lawrence came out on top in the battle for the heart of the earth. Imagine his surprise when he finds himself kicked into a cold universe, grasping at a talisman filled with what's left of Earth and working menial day labor jobs until he figures out the next weird steps in his journey.

With humanity facing imminent extinction, Centauri Project scientists use technology originally designed for interstellar travel to send a test subject ten millennia into Earth's future. Marooned in an uninhabited wilderness, microbiologist Nicholas Hindman searches for evidence of remnant populations. He has a protocol to follow and is determined to do so to the bitter end—though he knows he's probably searching in vain, stranded on an uninhabited planet silently orbiting the sun.

Travel to other planets is now a reality, and with overpopulation stretching the resources of Earth, the necessity of finding habitable worlds is growing ever more urgent. There’s a problem though—because the spaceships are slower than light, any communication between the exploring ships and Earth would take years.

Tom and Pat are identical twin teenagers. As twins they’ve always been close, so close that it seemed like they could read each other’s minds.

A new collection of Christmas adventures, starring 12 incarnations of the Doctor plus many of his friends and enemies. Inside this festive audiobook of Doctor Who stories, you'll find timey-wimey mysteries, travels in the TARDIS, monster-chasing excitement and plenty of Christmas magic. Find out what happens when the Third Doctor meets Jackie Tyler, the Seventh Doctor and Ace encounter an alien at Macy's department store, and the Ninth Doctor tries to get Rose a red bicycle for Christmas.

A cryptic letter from her missing friend Fiona sends Isabelle Chapman to Scotland to find her. When she comes across a mysterious woman who claims to have answers about the local disappearances, she finds herself transported through time to 14th-century Scotland...and right in the path of an outlaw Highlander.

Detective Rembrandt Stone doesn’t recognize himself in the mirror. Doesn’t recognize the world he’s returned to. Doesn’t even know his own name. But he knows one thing: Living in this world is impossible. Good thing he has an ally - an unexpected friend from the past. And together, they just might be able to unravel the entire mess. But first, Rembrandt will have to return to the past one final time and intercept himself before he makes a lethal mistake.

One day, monsters spawned across the world, gateways to dungeons appeared everywhere, and the blue screens heralded the end of days. The apocalypse. The ruin of the world. Amongst the ruins of the world, they survive: the players, those granted power by the system and led by the 2nd regressor, the King of the Crows. He who mastered the system, learned the truth of the apocalypse, and seized the keys of absolute authority. But even a King cannot stop the fall of mankind.

Defeat a sea monster. Kill a legendary man-eater. Protect my harem from an old enemy. We escaped the cannibals and the volcano, and are now headed to a promising new island. It's going to be great. A bigger island to explore, a new tribe to meet, and endless possibilities for our growing family. But it's no longer just about having shelter and finding food. We have bigger plans than ever. It's no longer adapt or die. Now, it's adapt and thrive.

"I'm going to die a hundred years before I was born...." The handwritten note was in a dusty trunk that sat in a cave untouched for 150 years. What did the words mean? When journalist Ray Burton finds the trunk near the Arizona ghost town of Hollow Rock, his life changes in an instant. Something in the trunk shouldn’t be there. This begins a dangerous journey of discovery bordering on the impossible. A discovery that will affect the past, the present, and the future.

The battle between democracy and tyranny is joined, and the American Revolution has begun over a century ahead of schedule. A cosmic accident has shifted a modern West Virginia town back through time and space to land it and its 20th century technology in Germany in the middle of the Thirty Years War. History must take a new course as American freedom and democracy battle against the squabbling despots of 17th century Europe.

When she was just ten years old, Caitlin overheard her parents arguing about how she was going to die—the next day they disappeared. Seven years later, Caitlin still goes back to that night, travelling back through time to try and understand what happened. When she witnesses the grisly murder of her tutor, Caitlin finds herself caught up in the investigation to track down the serial killer–one whose victims are somehow linked across hundreds of years.

Having completed his tier-five trial Alex/Xeal can finally travel to the other continents and explore. Meanwhile a certain guild that has found themselves in trouble hasn’t given up on securing his assistance. Add to the mix another quest from Prince Victor and Alex/Xeal will find himself very busy as he tries to balance multiple diplomatic missions while his guild continues to have one member after another face their tier-five challenge to include two ladies that mean the world to him.

With the defeat of the Overtakers behind them, the five teenagers known as the Kingdom Keepers should be celebrating. By all accounts they saved Disneyland from certain destruction. Why then did their mentor leave one last puzzle for them to decipher? The Keepers must solve a puzzle of the past, or be crushed under an evil that makes the Overtakers seem like gentle souls.

For the Tenth Doctor, the festive season always brought adventure. In fact, he's saved Christmas across space and time more times than we ever knew. Join the Doctor (and Donna and Martha and Rose, and other friends old and new) for incredible tales of daring and danger. From Daleks plotting to save humanity to Sycorax working to exploit it...from star-narwhals massing on the Moon to a toy factory in space. Because even in the jolliest of seasons there's a world or two to save.

The Order has failed its mission. The timeline is in shambles. Gerald Holstrom is a Genous Repeatous, a repeating immortal, a Journeyer. He is one of the founding members of The Order, a group of people that is responsible for maintaining the timeline so other Journeyers can live in relative peace and obscurity.

Charles has returned from the dead, but not for the reasons you’d expect—he's working for a higher power, and the fate of the universe hangs in the balance. Tasked with the impossible, Charles must end time travel itself, the invention that could destroy everything. To do so, he must infiltrate the elusive Community of Minds, the shadowy group responsible for its creation. But the world inside this collective is nothing like the biological realm thought it to be—it's stranger, more dangerous, and teeming with secrets.