Specialist astronaut Evelyn Slater encounters a small, badly damaged, ancient alien artifact on the first ever space junk elimination mission. Where was it from? Who sent it? International governments impose a security clampdown. Evelyn leads a team of handpicked scientists who make amazing discoveries within the alien device. Secrecy becomes impossible to maintain. When the news is finally released, she becomes embroiled in international politics, worldwide xenophobic hatred, and violence.

In the 20th century Earth sent probes, transmissions, and welcoming messages to the stars. Unfortunately, someone noticed. The Galactics arrived with their battle fleet in 2052. Rather than being exterminated under a barrage of hell-burners, Earth joined their vast Empire. Swearing allegiance to our distant alien overlords wasn't the only requirement for survival. We also had to have something of value to trade, something that neighboring planets would pay their hard-earned credits to buy. As most of the local worlds were too civilized to have a proper army, the only valuable service Earth could provide came in the form of soldiers....

During the test flight of a prototype faster-than-light craft, Lt. Commander Ky is flung into an ancient past that never existed. Rome has fallen, defeated by the mighty Carthaginian Empire, its survivors chased off the continent and onto what had been the remote province of Britannia. Hounded by the Carthaginians bent on conquering the known world, Rome is on the verge of destruction. Stranded and alone, except for a tactical AI implanted in his head, Ky has lost everything and must find a way to live in a world different than anything he's ever known.

Geary believed in the Alliance. Even when he uncovered overwhelming evidence that the highest echelons of the government and fleet command were involved in secret programs and prison camps, he believed it was worth saving. He believed his duty was to see that justice was served even though some factions feared that revealing the truth would cause the Alliance to crumble. But after narrowly surviving two assassination attempts when he brings evidence of the misdeeds to the capital star system, Geary realizes that some want to get rid of him.

In the 25th century, humans have conquered space. The advent of faster-than-light travel has opened up hundreds of habitable planets for colonization, and humans have exploited the virtually limitless space and resources for hundreds of years with impunity. So complacent have they become with the overabundance that armed conflict is a thing of the past, and their machines of war are obsolete and decrepit. What would happen if they were suddenly threatened by a terrifying new enemy?

2069: Earth is dying, and society is on the brink of collapse. We are out of time to save the planet. All that’s left is to watch the world burn, but the apocalypse is about to take an unexpected twist. Alice Rice has discovered the impossible: a potentially habitable world in close proximity to Earth. The media is calling it Planet B.

A secret buried in the Antarctic. A puzzle unsolved for thousands of years. And a Brooklyn-born master gunnery sergeant who's royally pissed that he has to babysit the researchers sent to figure it all out. But when Patrick "Wic" Finnegan finally sees what the team has uncovered, he can't believe his eyes, nor is he prepared for the violence to come. Soon, the portal opens and unleashes a storm of unbridled fury upon humanity.

Michael Freeman is a disabled veteran who had just been fired from his mind-numbing cubicle job, which allowed his opportunistic girlfriend to dump him. Now, he only wants to spend some time at his grandfather's mountain cabin so he can unwind, away from the drudgery of daily life and with a cold beer in his hands. Standing in his way is an ancient spaceship with an emotional AI, nanites that have invaded his body, an international crime syndicate, a suicidal FBI agent on a vigilante mission, terrorists . . . and that's just the beginning.

His name was Biron Farrill and he was a student at the University of Earth. A native of one of the helpless Nebular Kingdoms, he saw his home world conquered and controlled by the planet Tyrann - a ruthless, barbaric Empire that was building a dynasty of cruelty and domination among the stars. Farrill’s own father had been executed for trying to resist the Tyrann dictatorship and now someone was trying to kill Biron. But why? His only hope for survival lay in fleeing Earth and joining the rebellion that was rumored to be forming somewhere in the Kingdoms.

Get ready to experience two more origin stories in the Backyard Starship universe.

Still haunted by the disappearance of his little sister, Amy, over 20 years ago, Joseph Bridgeman’s life has fallen apart. When a friend talks him into seeing hypnotherapist Alexia Finch to help with his insomnia, Joseph accidentally discovers he can time travel. His first trip only takes him back a few minutes, but his new-found ability gives him something he hasn’t felt for the longest time: hope.

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.

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?

Colton Beck has six months to live. He works for the Angor near Los Angeles, aware that any day could be his last. The Angor arrived twenty years ago, resolved to help mankind survive, but not everyone believes their motives are honorable. When the Angor offer humanity a colony world, Colton is determined to see another planet before his final breath. He's been diagnosed with Xeno, a rare disorder that surfaced with the Angor's arrival, but he won't let this stop him.

Never is an extraordinary novel, full of heroines and villains, false prophets and elite warriors, jaded politicians and opportunistic revolutionaries. It brims with cautionary wisdom for our times, and delivers a visceral, heart-pounding story that transports listeners to the brink of the unimaginable.

The Galactic Empire is dying and chaos and anarchy are breaking out everywhere. After a disastrous mission against terrorists on Earth itself, Captain Edward Stalker of the Terran Marine Corps makes the mistake of speaking truth to power, telling one of the most powerful men in the Empire a few home truths. As a result, Captain Stalker and his men are unceremoniously exiled to Avalon, a world right on the Rim of the Empire. It should have been an easy posting...

When Simon and Katherine Hawke stumble upon an alien shuttle that has landed on earth, it’ll not only change the course of their lives, but of the entire world. Taking the shuttle into orbit, they discover a much larger ship left adrift with no one on board. Commandeering it, they confirm that we’re not alone in the universe and must prepare the human race for what is about to come. Recruiting from all over the world, they begin to expand their fleet and build a federation to give humans a foothold in the galaxy.

The plot by the Galactic Union’s Mercenary Guild against the Four Horsemen has culminated in an invasion of Earth. Faced with an overwhelming force, the human mercs had no choice. They’ve fled, leaving Sansar Enkh to go to the Mercenary Guild headquarters on Capital Planet to stand trial for humanity. On the run, Jim Cartwright and Nigel Shirazi have travelled to the Winged Hussars’ secret base of New Warsaw, in an effort to convince Alexis Cromwell to join the fight, while the other mercenaries who escaped the fall of Earth have gone to the perceived safe haven of Karma.

Friday, a secret courier, is thrown into an assignment under the command of her employer, a man she knows only as "Boss." She operates from and over a near-future Earth in North America, a vulgar and chaotic land comprised of dozens of independent states. In America's disunion, Friday keeps her balance nimbly with quick, expeditious solutions as she conquers one calamity and scrape after another.

For millennia, the Shaa have subjugated the universe, forcing the myriad sentient races to bow to their joyless tyranny. But the Shaa will soon be no more. The Dread Empire is in its rapidly fading twilight, and with its impending fall comes the promise of a new galactic order...and bloody chaos. A young Terran naval officer marked by his lowly birth, Lt. Gareth Martinez is the first to recognize the insidious plot of the Naxid - the powerful, warlike insectoid society that was enslaved before all others - to replace the masters’ despotic rule with their own.

1942: a German spy comes ashore on a desolate stretch of Lincolnshire beach. But he is hunted down by a young detective, Richard Prince. The secret services have need of a man like him.... In occupied Europe, Denmark is a hotbed of problems for British intelligence. Rumours of a war-ending weapon being developed by the Germans are rife. Sent to Copenhagen, Prince is soon caught in a deadly game of cat and mouse. Dodging Gestapo agents, SS muscle and the danger of betrayal, his survival - and the war effort - hangs in the balance.

People love easily. Look at most of your relatives or coworkers. How lovable are they? Really? Yet most have mates and children. The vast majority are still invited to family gatherings and their relatives will speak to them. Many have pets to which they are devoted. Some even call them their fur-babies. Is your dog or cat or parakeet property or family? Not in law but in your heart? Can a pet really love you back? Or is it a different affection? Are you not kind to those who feed and shelter you? But what if your dog could talk back? Would your cat speak to you kindly?

You think you’re struggling to find your place in the universe? Consider poor old Colin Douglass, a terminally ill insurance agent who awakens from centuries in cryogenic freeze to find Earth is a devastated wasteland. Now, he’s being pursued by a homicidal interstellar tourist board, and calculating insurance dividends is as outdated as making stone axes. Sci-fi-hating technophobe Colin seeks a cure for his illness in this strange new galaxy where toilets talk back, and door handles are a long-forgotten relic.

Pilot X is Ambassador of the Alendans, a race with the ability to move through space and time as guardians of the timeline. Locked in ongoing conflict with the Sensaurians, an organic hive mind that can send messages in thought throughout its own history, and the Progons, a machine race who can communicate backwards in time, Pilot X finally manages to create peace among the three races.

The West has been devastated by epidemics, bio-terrorism, war, and famine. Asia has shut its borders to keep the threats at bay, and some with power and influence have already abandoned Earth. Now an escape route a century in the making - the Nomad mission - finally offers hope to a small town and a secret research centre hidden in a rural American backwater. Shrouded in lies and concealed even from the research centre's staff, Nomad is about to fulfil its long-dead founder's vision of preserving the best of humanity to forge a new future. But who decides who's worthy?

Crossover is the first novel in a series which follows the adventures of Cassandra Kresnov, an artificial person, or android, created by the League, one side of an interstellar war against the more powerful, conservative Federation. Cassandra is an experimental design - more intelligent, more creative, and far more dangerous than any that have preceded her. But with her intellect come questions, and a moral awakening. She deserts the League and heads incognito into the space of her former enemy, the Federation, in search of a new life.

The saga of two young friends trapped in an endless nightmare of suspicion and surveillance, of cyber-programmed servants and a ruling class with century-long lives – and the enigmatic woman who dominates them all.

Any kind of death annuls everything except his present knowledge and returns him to the past. This is a good way to test all sorts of things. That is, it would be, if not for one little thing.... This loop has real lords and it's unlikely that they'll be happy to hear about an uninvited guest. And that isn't his only problem - all of his memories of the last year have simply disappeared, but the world around him has changed in the meantime.

After the fall of the American Ayatollahs (as foretold in Stranger in a Strange Land) there is a Second American Revolution; for the first time in human history there is a land with Liberty and Justice for All.

Mark Colvin is a broadcasting legend. He is the voice of ABC Radio’s leading current affairs program PM; he was a founding broadcaster for the groundbreaking youth station Double J; he initiated The World Today program; and he’s one of the most popular and influential journalists in the twittersphere. Mark has been covering local and global events for more than four decades. He has reported on wars, royal weddings and everything in between. In the midst of all this he discovered that his father was an MI6 spy.