At the end of the 21st century, a catastrophic accident in the asteroid belt has left two surveyors dead. There is no trace of their young son, Alex Manez, or of the asteroid itself.

On the outer edge of the solar system, the first manned mission to Pluto, led by the youngest female astronaut in NASA history, has led to an historic discovery: there is a marker left there by an alien race for humankind to find. We are not alone!

Hudson Powell had always been a drifter, but after his father died, he vowed to turn his life around. He quit freelancing as a starship pilot and joined the Relic Guardian Force as a 38-year-old rookie. That was a big mistake. The RGF police the alien wrecks that have been found on every portal world discovered in the last century. They make sure the relic hunters pay taxes on the priceless alien tech they scavenge from the hulks. The snag is that the RGF is corrupt. And Hudson’s training officer Logan Griff is the worst scumbag of the lot.

Deadly radiation from a passing comet is about to destroy life on Earth. In desperation, the US government constructs a series of underground shelters to protect as many people as possible. They are expected to be underground for 20 years before returning back to the surface. But can they survive their time within the confines of the underground shelter? And what will they find when they finally emerge?

The Sa’Nerra were close to defeat, then everything changed. Armed with a neural weapon, the brutal alien warriors turned Fleet crew against their own. Entire warships went rogue. Suspicion and fear ran riot. Surrender seemed like the only option. But Lucas Sterling knows that in the fight against the Sa’Nerra there is only victory or death.

When three probes sent to Mars suffer suspicious catastrophic failures, a clandestine manned mission is dispatched to investigate the probes’ wreckage for clues to explain their demise. The manned mission is led by Lieutenant Colonel Avery Lockett. He is joined by flight engineer, Captain Nick Reed, and mission specialist, Dr. Christine Baker. Together they embark on a dangerous journey aboard the spaceship Cetus Prime - dangerous because they know what awaits them around Mars. UMOs, or unidentified magnetic objects.

Ethan is a ranger, sworn to protect his walled settlement from the dangers of his ravaged wasteland planet. One night, a mysterious light thunders overhead and Ethan investigates, discovering a crashed spacecraft and two soldiers from a moon base he didn’t even know existed. Captain Salus and Commander Kurren have risked everything to find a Planetsider to help save their people. Ethan needs them to answer questions that have haunted him all his life – what happened to his world and why?

When Ben Murdock receives a text message offering a fully operational starship for sale, he’s certain it has to be a joke. Already trapped in the worst day of his life and desperate for a way out, he decides to play along. Except there is no joke. The starship is real. And Ben’s life is going to change in ways he never dreamed possible. All he has to do is sign the contract. Joined by his streetwise best friend and a bizarre tenant with an unseverable lease, he’ll soon discover that the universe is more volatile, treacherous, and awesome than he ever imagined.

Commander Dalton Reeves is a maverick officer with exceptional genetic strength and a dark family history—a history that will come back to haunt him. Punished for exceeding orders one time too many, he’s packed off to the "The Abyss"—the most dangerous space station in the galaxy. But a posting that should have led to five years in obscurity will propel Reeves into the center of an interstellar war against a long-forgotten alien adversary with a bitter grudge.

Captain Keyes is loved by the public but hated by Command. He captains the UHS Providence, an aging supercarrier and the last human ship not dependent on dark tech - technology humanity has used to rule over the galaxy since barely defeating the Ixa in the First Galactic War. Dominance has come at a cost. Over the decades, old allies have grown resentful, and when dark tech itself fails, Captain Keyes’ predictions start coming true: those old allies are now enemies.

Dr. Tyson Klein is a quantum physicist who has dedicated his entire life to his research. At CERN, he analyses data generated by the Large Hadron Collider, the world's biggest and most powerful particle accelerator. Now, Ty believes he's found a pattern in its output. It looks like an organised data stream, being broadcast over what he calls a quantum radio. Could it be a signal from another universe? A message sent from the future? Or something else entirely?

The circus arrives without warning. No announcements precede it. It is simply there, when yesterday it was not. Within the black-and-white striped canvas tents is an utterly unique experience full of breathtaking amazements. It is called Le Cirque des Rêves, and it is only open at night. But behind the scenes, a fierce competition is underway - a duel between two young magicians, Celia and Marco, who have been trained since childhood expressly for this purpose by their mercurial instructors.

U.S. Marine Tyson Gage has only one option left: to become a bounty hunter, then collect enough loot and upgrades to mount a rescue among the stars... Eight hundred years in the future. Joined by his dog and a beautiful woman who, despite their attraction, is on his last nerve, Gage must leave life on Earth behind for a universe of aliens, criminals, and hyperspace more deadly and awesome than he can imagine.

Commander David Bryce is scheduled to lead a routine re-supply run for the Orbital Development Group (ORB) to the fledgling colony on Mars. Without warning, he’s taken away by government agents and told the mission parameters have changed. They’ve discovered something. And it’s drifting closer to Earth. Atlas Donovan tirelessly hunts for an artifact, and tracks the piece to Lake Como, Italy. After the recent news from ORB, Atlas is more drawn to the trail than ever.

Buy a planet and disappear.... That's all Cole wanted. He spent 13 years hiding on the fringes of society, piloting freighters for criminals and building a stash to do just that. But life happens when you're busy making plans. When Cole chooses to save an ejected castaway and stumbles into a crew of his own, he starts down a path that will force him to choose. Will Cole protect those who have become his people? Or will he slip away quietly in the night?

From the Audie-nominated narrator of The Martian. In eleven years' time, a million members of an alien race will arrive at Earth. Years before they enter orbit, their approach will be announced by the flare of a thousand flames in the sky, their ships' huge engines burning hard to slow them from the vast speeds needed to cross interstellar space. These foreboding lights will shine in our night sky like new stars, getting ever brighter until they outshine even the sun, casting ominous shadows and banishing the night until they suddenly blink out.

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.

They tried to destroy our planets. Our way of life. They tried to send us into extinction. But we, the Coalition, fought them and won. That was a decade ago. They’re known as the Host: a cabal of aliens seeking to dominate our sector of space. And they’re back - with help from a powerful new enemy. We’re outnumbered and unprepared. But there is hope. An ancient race of long-dead but technologically advanced aliens called the Navigators have a ship called the Blackstar that could potentially turn the tide. That is if I, Kai Locke, a humble ship racer, can find it and learn how to harness its power in time.

From the Audie-nominated narrator of The Martian. In eleven years' time, a million members of an alien race will arrive at Earth. Years before they enter orbit, their approach will be announced by the flare of a thousand flames in the sky, their ships' huge engines burning hard to slow them from the vast speeds needed to cross interstellar space. These foreboding lights will shine in our night sky like new stars, getting ever brighter until they outshine even the sun, casting ominous shadows and banishing the night until they suddenly blink out.

This audiobook shows the origin of the green priests on Theroc, the first Roamer skymining operations on a gas-giant planet, the discovery of the Klikiss robots entombed in an abandoned alien city, the initial Ildiran expedition to Earth, the rescue of the generation ship Burton and the tragedy that leads to sinister breeding experiments. Veiled Alliances is an excellent starting point for readers new to the Saga, as well as an unforgettable adventure for fans of the series.

Fleet of Worlds takes a closer look at Human-Puppeteer (Citizen) relations and the events leading up to Niven's first Ringworld novel. Kirsten Quinn-Kovacks is among the best and brightest of her people. She gratefully serves the gentle race that rescued her ancestors from a dying starship, gave them a world, and nurtures them still. If only the Citizens knew where Kirsten's people came from.

In Antarctica, a research expedition discovers an ancient structure buried deep in the ice. In Indonesia, a genetics researcher identifies a breakthrough treatment for autism. But these two incredible discoveries aren't what they seem. They will set off a race to unravel the deepest secrets of human existence—the true history of human origins. And an event that could change humanity forever.

One starship will either save Earth or destroy her. A century ago our star erupted, destroying Earth's wormhole network and closing off trade with her colonized planets. After being out of contact with the younger worlds for so many years, humanity is shocked when a huge ship appears at the edge of the solar system. Our outdated navy investigates, both curious and fearful. What they learn from the massive vessel shocks the planet.

In the year 2280, an alien fleet attacked the Earth. Their weapons were unstoppable, their defenses unbreakable. Our technology was inferior, our militaries overwhelmed. Only one starship escaped before civilization fell. Earth was lost. It was never forgotten. Fifty-two years have passed. A message from home has been received. The time to fight for what is ours has come.

Contains books one, two and three of the action-packed space opera Ascension series. They’ve been watching us for hundreds of years. Now they need our help. Earth is not safe. Zack is good at finding things, but when he discovers a global conspiracy, life as he knows it is over. Kept secret for 60 years, the discovery of an alien signal forces an unlikely team to investigate a mysterious structure discovered in the furthest reaches of the solar system. Join the crew of the Athena, Earth’s most advanced spaceship on the ultimate journey beyond our wildest imagining.

Captain Mitchell "Ares" Williams is a space marine and the hero of the Battle for Liberty whose shot heard 'round the universe saved the planet from a nearly unstoppable war machine. He's handsome, charismatic, and the perfect poster boy to help the military drive enlistment. Pulled from the war and thrown into the spotlight, he's as efficient at charming the media and bedding beautiful celebrities as he was at shooting down enemy starfighters.

In the future, the terminally ill can prolong life by surrendering their consciousness to a cybernetic life form that is then recruited into the notorious Legion of the Damned, an elite fighting unit charged with protecting humanity.

Twenty years after the elemental conflict that nearly tore apart the cosmos in The Saga of Seven Suns, a new threat emerges from the darkness. The human race must set aside its own inner conflicts to rebuild their alliance with the Ildiran Empire for the survival of the galaxy. In Kevin J. Anderson's The Dark Between the Stars, galactic empires clash, elemental beings devastate whole planetary systems, and factions of humanity are pitted against one another.

The year is 2650. Seventy-five years ago, an alien fleet attacked Earth. Without warning. Without mercy. We were not prepared. Hundreds of millions perished. Dozens of cities burned. We nearly lost everything. Then the aliens abruptly left. We rebuilt. We armed ourselves. We swore: never again. But the aliens never came back. Until now. With overwhelming force the aliens have returned, striking deep into our territory, sending Earth into a panic.

Boss loves to dive historical ships, derelict spacecraft found adrift in the blackness between the stars. Sometimes she salvages for money, but mostly she's an active historian. She wants to know about the past--to experience it firsthand. Once she's dived the ship, she'll either leave it for others to find or file a claim so that she can bring tourists to dive it as well. It's a good life for a tough loner, with more interest in artifacts than people.

The Hundred Worlds have withstood invasion by the relentless Hok for decades. The human worlds are strong, but the Hok have the resources of a thousand planets behind them, and their fleets attack in endless waves. The long war has transformed the Hundred Worlds into heavily fortified star systems. Their economies are geared for military output, and they raise specialized soldiers to save our species. Assault Captain Derek Straker is one such man among many.