When Enae's grandmaman passes away, Enae inherits something unexpected: a diplomatic assignment to track down a fugitive who has been missing for over 200 years. No one actually expects Enae to succeed; it's an empty assignment meant to keep hir occupied. But Enae has never had a true purpose—no one ever expected hir to do more than care for grandmaman—so sie is determined to accomplish this task to the best of her ability.

It's been centuries since the robots of Panga gained self-awareness and laid down their tools; centuries since they wandered, en masse, into the wilderness, never to be seen again; centuries since they faded into myth and urban legend. One day, the life of a tea monk is upended by the arrival of a robot, there to honor the old promise of checking in. The robot cannot go back until the question of "what do people need?" is answered. But the answer to that question depends on who you ask, and how.

On a far-off colony, humans tower over the local species who grow the plants they need. Narr keeps the workers in line—someone has to. But when Narr learns just how short-lived their species is, the little alien embarks on a big mission: to find out why their people die and how to stop it. Stubborn and hopeful, Narr has a plan for the locals, for humans, and for the future.

In Seth Dickinson's highly anticipated debut The Traitor Baru Cormorant, a young woman from a conquered people tries to transform an empire in this richly imagined geopolitical fantasy. Baru Cormorant believes any price is worth paying to liberate her people - even her soul.

After an unfortunate accident, Handry is forced to wander a world he doesn't understand, searching for meaning. He soon discovers that the life he thought he knew is far stranger than he could even possibly imagine. Can an unlikely savior provide the answers to the questions he barely comprehends?

Stephen Oakwood is a young man on the edge of this hidden world. He has talent and potential, but turning that potential into magical power takes money, opportunity, and training. All Stephen has is a minimum wage job and a cat. But when a chance encounter with a member of House Ashford gets him noticed by the wrong people, Stephen is thrown in the deep end. For centuries, the vast corporations and aristocratic Houses of the magical world have grown impossibly rich and influential by hoarding their knowledge.

Tamsyn Muir’s Gideon the Ninth unveils a solar system of swordplay, cut-throat politics, and lesbian necromancers. Her characters leap out of the audio, as skillfully animated as arcane revenants. The result is a heart-pounding epic science fantasy. Brought up by unfriendly, ossifying nuns, ancient retainers, and countless skeletons, Gideon is ready to abandon a life of servitude and an afterlife as a reanimated corpse.

Tesla Crane, one of the richest women in the world, is on her honeymoon on an interplanetary space liner, cruising between Earth and Mars. She’s traveling incognito and is reveling in her anonymity. Then someone is murdered and her husband is named as the prime suspect. To save him from the frame-up, Tesla will risk exposure and face demons from her past. Even though doing so might make her the next victim.

With no water, no air, and no native life, the planet Gora is unremarkable. The only thing it has going for it is a chance proximity to more popular worlds, making it a decent stopover for ships traveling between the wormholes that keep the Galactic Commons connected. If deep space is a highway, Gora is just your average truck stop. The Five-Hop is run by an enterprising alien and her sometimes helpful child, who work hard to provide a little piece of home to everyone passing through.

Three years later, Stephen is a broken paladin, living only for the chance to be useful before he dies. But all that changes when he encounters a fugitive named Grace in an alley and witnesses an assassination attempt gone wrong. Now the pair must navigate a web of treachery, beset on all sides by spies and poisoners, while a cryptic killer stalks one step behind....

Marra never wanted to be a hero. As the shy, convent-raised, third-born daughter, she escaped the traditional fate of princesses, to be married away for the sake of an uncaring throne. But her sister wasn’t so fortunate—and after years of silence, Marra is done watching her suffer at the hands of a powerful and abusive prince. Seeking help for her rescue mission, Marra is offered the tools she needs, but only if she can complete three seemingly impossible tasks:

Janelle Monáe and an incredible array of talented collaborating creators have written a collection of tales comprising the bold vision and powerful themes that have made Monáe such a compelling and celebrated storyteller. Dirty Computer introduced a world in which thoughts—as a means of self-conception—could be controlled or erased by a select few. And whether human, A.I., or other, your life and sentience was dictated by those who’d convinced themselves they had the right to decide your fate.

Before Area X, there was Ambergris. Jeff VanderMeer conceived what would become his first cult classic series of speculative works: the Ambergris trilogy. Now, for the first time ever, the story of the sprawling metropolis of Ambergris is collected into a single volume, including City of Saints and Madmen, Shriek: An Afterword, and Finch.

The best science fiction scrutinizes our culture and politics, examines the limits of the human condition, and zooms across galaxies at faster-than-light speeds, moving from the very near future to the far-flung worlds of tomorrow in the space of a single sentence. Neil Clarke has selected the short science fiction (and only science fiction) best representing the previous year's writing, showcasing the talent, variety, and awesome "sensawunda" that the genre has to offer.

The urge to explore and discover is a natural and universal one, and the edge of the unknown is expanded with each passing year as scientific advancements inch us closer and closer to the outer reaches of our solar system and the galaxies beyond them. Generations of writers have explored these new frontiers and the endless possibilities they present in great detail. The Final Frontier delivers stories from across this literary spectrum, a reminder that the universe is far large and brimming with possibilities than we could ever imagine, as hard as we may try.