Zack Lightman has never much cared for reality. He vastly prefers the countless science-fiction movies, books, and videogames he's spent his life consuming. And too often, he catches himself wishing that some fantastic, impossible, world-altering event could arrive to whisk him off on a grand spacefaring adventure.

The Galahad, a faster-than-light spacecraft, carries 50 scientists and engineers on a mission to prepare Kepler 452b, Earth's nearest habitable neighbor at 1400 light years away. With Earth no longer habitable and the Mars colony slowly failing, they are humanity's best hope. After 10 years in a failed cryogenic bed - body asleep, mind awake - William Chanokh's torture comes to an end as the fog clears, the hatch opens, and his friend and fellow hacker, Tom, greets him...by stabbing a screwdriver into his heart. This is the first time William dies.

Kyle Riggs is snatched by an alien spacecraft sometime after midnight. The ship is testing everyone it catches and murdering the weak. The good news is that Kyle keeps passing tests and staying alive. The bad news is the aliens who sent this ship are the nicest ones out there.

Particle physicist Jon Grady is ecstatic when his team achieves what they've been working toward for years: A device that can reflect gravity. Their research will revolutionize the field of physics - the crowning achievement of a career. Grady expects widespread acclaim for his entire team. The Nobel Prize. Instead, his lab is locked down by a shadowy organization whose mission is to prevent at all costs the social upheaval sudden technological advances bring.

In the near future, the nano-drug Nexus can link mind to mind. There are some who want to improve it. There are some who want to eradicate it. And there are others who just want to exploit it. When a young scientist is caught improving Nexus, he’s thrust over his head into a world of danger and international espionage, with far more at stake than anyone realizes.

Though the ragtag group of misfits known as the Black Star Renegades won a decisive battle by destroying Ga Halle’s War Hammer, the war is far from over. In response to losing the crown jewel of its fleet, the Praxis empire has vengefully reinforced its tyranny across the galaxy - but its rule won't be had so easily. Led by hotshot pilot Kira Sen, a growing rebel force stands in the way of Praxis’ might. Not only do they possess the will to fight for galactic freedom, they also possess the ultimate ace in the hole: the mythical Rokura, the most powerful weapon ever known.

Brilliant engineer Marcus Flynn has been sentenced to 11-H37 - a hard labor prison planet better known as the Razor, where life expectancy is short and all roads are dead ends - alongside the galaxy's most dangerous criminals. At least until the Lost Prophet goes active. In a few hours, prison guards and staff are evacuated, the prisoners are left to die, and dark mysteries begin to surface. Only Flynn has the skills and knowledge to unravel them, but he will have to rely on the most unlikely of allies.

From USA Today best-seller Robert Armstrong comes the fast-paced sci-fi series Echo Effect. Get the first two titles from the series in this audiobook: Echo Effect and Symphony of Descension.

As the age of the singularity dawns and artificial intelligence begins to rival mankind, the stakes have never been higher. Will robots and androids work side by side with mankind to make the world a better place or will they become our most bitter enemy?

When legions of monstrous creatures, known as Kaiju, rise from the sea, a war begins that will take millions of lives and consume humanity's resources for years on end. To combat the giant Kaiju, a special type of weapon is devised: massive robots, called Jaegers, which are controlled simultaneously by two pilots whose minds are locked in a neural bridge. But even the Jaegers are proving nearly defenseless in the face of the relentless Kaiju. On the verge of defeat, the forces defending mankind have no choice but to turn to two unlikely heroes.

The Tantalus 13 survey expedition went off the rails as soon as Mary Ketch and the crew of the Diamelen learned that the thing beneath their feet wasn’t a planet. An impossibly vast and ancient artificial structure lies below, hidden from the universe under a façade of cratered stone. SCARAB arrived on Tantalus 13 two years ago. An artificially intelligent, self-constructing factory, it was supposed to aid the crew in their mission, to meet their every need.

Mankind has long dreamed of reaching out to live on other planets, and with the establishment of the Mars Endeavour colony, that dream has become reality. The fledgling colony consists of 120 scientists, astronauts, medical staff, and engineers. Buried deep underground, they're protected from the harsh radiation that sterilizes the surface of the planet. The colony is prepared for every eventuality except one - what happens when disaster strikes Earth?

Jennifer Smythe escapes Earth's invasion by the insidious Kasari race, hijacks an alien starship, and survives the deadly passage through a wormhole. But escape is short-lived.... When Jennifer emerges on the new world of Scion, she is confronted by the same deadly enemy. Now the Kasari have sided with the planet's angel-like elite against the warrior underclass, but with the intent of ultimately ruling both.

Kalian Gaines has a secret; he just doesn't know it yet. He looks like us, he lives like us...but he is not one of us. Kalian knows nothing outside of his mundane life teaching history on 30th-century Earth, until a day like any other triggers a series of events that will tie his fate to that of humanity. A human handprint, embedded into a rock with alien script, is discovered on a moon that mankind has never set foot on. This discovery holds a secret, which will sweep Kalian into the heart of a conspiracy that has corrupted the galaxy for 200,000 years.

A boy survives an attack by a robot-zombie and is smuggled away to a secret island full of aliens, super heroes - and the answers to his mysterious past. Matt Myklusch's Jack Blank and the Imagination Nation combines action, humor, adventue, heroes, villains, and superpowers for a knockout epic story.