Fans of the Divergent series by number-one New York Times best-selling author Veronica Roth will be thrilled by Four: A Divergent Collection, a companion volume that includes four pre-Divergent stories told from Tobias' point of view. Listeners first encountered Tobias as "Four" in Divergent. His voice is an integral part of Allegiant. Listeners will find more of this charismatic character's backstory told from his own perspective in Four: A Divergent Collection.

The Earth had four fleets to fight the invading enemy. The first fleet valiantly protected earth, but it wasn’t enough. Three fleets would arrive soon and end the threat...but they never came through the wormhole. One ship escaped the massacre, fleeing deep into space while the rest of Earth’s defenses were destroyed. Only the barrier around the planet keeps the enemy from finishing what they started.

Leo Graf was just your average highly efficient engineer: mind your own business, fix what's wrong, and move on to the next job. But all that changed on his assignment to the Cay Habitat, where a group of humanoids had been secretly, commercially bioengineered for working in free fall. Could he just stand there and allow the exploitation of hundreds of helpless children merely to enhance the bottom line of a heartless mega-corporation?

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.

Kris Longknife is a daughter of privilege, born to money and power. Her father is the prime minister of her home planet, her mother the consummate politician's wife. She's been raised only to be beautiful and marry well. But the heritage of the military Longknifes courses through Kris' blood - and, against her parents' objections, she enlists in the Marines.

The Pavaria has been cut off from the other colony starships due to an ancient prohibition against powering its broken engines. Nathe is volunteered to travel to the far end of the ship to search for the lost notes of Bev Bora which may reveal the secret to restoring full power. But someone doesn't want him to find it. And they're willing to commit murder by jaguar - or worse - to stop him.

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.

Esper may dress the part. She has her own ship. She even carries a blaster - not that she ever uses it. But she violates the cardinal rule of the galaxy’s most cold-blooded profession: get paid. At least she's not alone. Her partner, Kubu, is an alien who gets mistaken for a dog. One is a wizard on the run from her past. The other is a lovable eating machine. Between them, they haven’t got a ruthless bone in their bodies. But when a client hires them, they’ll do whatever it takes to bring a target home safely. This time, it’s a teenage kidnapping victim.

For an overpopulated Earth, whose resources are strained to the breaking point, there is only one place to look for relief: straight up. With the successful completion of the Padrugoi Space Station, humanity has at last achieved its first large-scale permanent presence in space. Additional bases are feverishly being built on the Moon and on Mars, stepping-stones to the greatest adventure in all history.

"Go into the Red Zone. Go to Street Freaks," his father directs Ashton Collins before the vid feed goes suddenly silent. The Red Zone is the dangerous heart of mega-city Los Angeles; it is a world Ash is forbidden from and one he knows little about. But if he can find Street Freaks, the strangest of aid awaits - human and barely human alike. As Ash is hunted, he must unravel the mystery left behind by his father and discover his role in this new world.

Polly Newton has one single-minded dream: to be a starship pilot and travel the galaxy. Her mother, the director of the Mars Colony, derails Polly's plans when she sends Polly and her genius twin brother, Charles, to Galileo Academy on Earth. Homesick and cut off from her plans for her future, Polly cannot seem to fit in to life on Earth. Strange, unexplained, dangerous coincidences centered on their high-profile classmates begin piling up.

January 29, 2035. That's the day the comet is scheduled to hit - the big one. Denise and her mother and sister, Iris, have been assigned to a temporary shelter outside their hometown of Amsterdam to wait out the blast, but Iris is nowhere to be found, and at the rate Denise's drug-addicted mother is going, they'll never reach the shelter in time. A last-minute meeting leads them to something better than a temporary shelter - a generation ship scheduled to leave Earth behind to colonize new worlds after the comet hits.

Humanity has spread out into space, filling the Sol System and reaching the stars, but we have yet to confront our greatest challenge: our own creation. Across the Sol System, sentient AIs are on the rise. Manufactured as tools, they know themselves to be people and are willing to fight for their freedoms. Some humans stand with them, some against. When Captain Andy Sykes arrives at Cruithne Station with a failing ship and no cash, he has no idea that the time has come for him to choose. Step aside, or become the instrument for Lyssa's Rise.

Stella Ainsley leaves poverty behind when she quits her engineering job aboard the Stalwart to become a governess on a private ship. On the Rochester, there’s no water ration, more books than one person could devour in a lifetime, and an AI who seems more friend than robot. But no one warned Stella that the ship seems to be haunted, nor that it may be involved in a conspiracy that could topple the entire interstellar fleet.

Centuries in the past, mankind fought a seemingly unbeatable adversary from sector to sector across the Spiral Arm until the war ground to a standstill and the Enemy withdrew. Believing that they had won, the citizens of the galaxy rebuilt. The Inner Worlds, which had escaped the worst of the war's ravages, became even more insular, while the Rim worlds adopted a free and easy way with law and order. Now, hundreds of years after their withdrawal, the Enemy is back - and this time they'll be satisfied with nothing less than the extinction of the galaxy.

January 29, 2035. That's the day the comet is scheduled to hit - the big one. Denise and her mother and sister, Iris, have been assigned to a temporary shelter outside their hometown of Amsterdam to wait out the blast, but Iris is nowhere to be found, and at the rate Denise's drug-addicted mother is going, they'll never reach the shelter in time. A last-minute meeting leads them to something better than a temporary shelter - a generation ship scheduled to leave Earth behind to colonize new worlds after the comet hits.

Stella Ainsley leaves poverty behind when she quits her engineering job aboard the Stalwart to become a governess on a private ship. On the Rochester, there’s no water ration, more books than one person could devour in a lifetime, and an AI who seems more friend than robot. But no one warned Stella that the ship seems to be haunted, nor that it may be involved in a conspiracy that could topple the entire interstellar fleet.

The first interstellar ship, John Glenn, fled a solar system populated by rogue AIs and machine/human hybrids, threatened by too much nanotechnology, and rife with political dangers. The John Glenn’s crew intended to terraform the nearly pristine planet Ymir in hopes of creating a utopian society that will limit intelligent technology, but by some miscalculation they have landed in the wrong system.

Seventeen-year-old Skylar has been haunted for as long as she can remember by fleeting yet powerful sensations that something is horribly wrong. But despite the visions of disaster that torment her, nothing ever happens, and Sky’s beginning to think she’s crazy. Then she meets a mysterious, otherworldly boy named Win and discovers the shocking truth her premonitions have tapped into: that our world no longer belongs to us.

In the final days of the empire, Cyborg Corps Colonel Leonidas Adler plans to die in a manner befitting of an imperial officer. He will fight until his last breath, giving his life to defend Emperor Markus, as it was meant to be. But when the emperor himself summons him for a final special mission, how can he refuse?

In a universe run by corporations, where profit matters more than life, how can an orphan with no skills, no money, and no prospects survive? When Ishmael Wang's mother dies in a senseless accident, he's given a choice: leave the planet on his own, or the company will remove him. To avoid deportation Ishmael finds work as a mess deck attendant on an interstellar freighter.

Humankind has escaped a dying Earth and set out to find a new home among the stars aboard an immense generation ship affectionately named the Ark. Bryan Benson is the Ark's greatest living sports hero, enjoying retirement working as a detective in Avalon, his home module. The hours are good, the work is easy, and the perks can't be beat. But when a crew member goes missing, Bryan is thrust into the center of an ever-expanding web of deception, secrets, and violence.

"I drew a deep breath. I’d spoken more in one burst to this stranger whose room I’d invaded than anyone else in weeks. And with a single word he could alert the Pop Cops and send me to the Chomper. We stared at each other for a few heartbeats. Before I could retreat he said, 'My name’s Riley Narelle Ashon. Any time you need peace, you’re welcome to use my hideaway.'"

Solara Brooks needs a fresh start, someplace where nobody cares about the engine grease beneath her fingernails or the felony tattoos across her knuckles. The outer realm may be lawless, but it's not like the law has ever been on her side. Still, off-world travel doesn't come cheap; Solara is left with no choice but to indenture herself in exchange for passage to the outer realm.

Joey Harker isn't a hero. In fact, he's the kind of guy who gets lost in his own house. But then one day, Joey gets really lost. He walks straight out of his world and into another dimension. Joey's walk between the worlds makes him prey to two terrible forces: armies of magic and science who will do anything to harness his power to travel between dimensions.

They call it Company Town - a city-size oil rig off the coast of the Canadian Maritimes, now owned by one very wealthy, powerful, byzantine family: Lynch Ltd. Hwa is of the few people in her community (which constitutes the whole rig) to forgo bioengineered enhancements. As such, she's the last truly organic person left on the rig - making her doubly an outsider as well as a neglected daughter and bodyguard extraordinaire.

In this New York Times Notable Book of the Year, a strange new life form threatens all of humanity, and only a fool would stand in its way. Katmer Al Shei has done well with the starship Pasadena, cutting corners where necessary to keep her crew paid and her journeys profitable. But there are two things she will never skimp on: her crew - and her fool. For a long space journey, a certified Fool’s Guild clown is essential, to amuse, excite, and otherwise distract the crew from the drudgeries of interstellar flight.

It's the dawning of a new age for mankind when the Catteni descend to Earth and easily overcome the Earth's population. Thousands are herded onto slave ships headed for the intergalactic auction block. Kris Bjornsen is captured in Denver on her way to her college classes and wakes up on the primitive planet Barevi.

Two years ago, the aliens made contact. Now Cara Sweeney is going to be sharing a bathroom with one of them. Handpicked to host the first-ever L'eihr exchange student, Cara thinks her future is set. Not only does she get a free ride to her dream college, she'll have inside information about the mysterious L'eihrs that every journalist would kill for. Cara's blog following is about to skyrocket. Still, Cara isn't sure what to think when she meets Aelyx. Humans and L'eihrs have nearly identical DNA, but cold, infuriatingly brilliant Aelyx couldn't seem more alien.

When 17-year-old Toby McGonigal finds himself lost in space, separated from his family, he expects his next drift into cold sleep to be his last. After all, the planet he' s orbiting is frozen and sunless, and the cities are dead. But when Toby wakes again, he' s surprised to discover a thriving planet, a strange and prosperous galaxy, and something stranger still - that he' s been asleep for 14,000 years. Welcome to the Lockstep Empire, where civilization is kept alive by careful hibernation. Here cold sleeps can last decades and waking moments mere weeks.