Space Science

The Alliance has been fighting a losing battle against the Syndicate Worlds for over a century. Now, Captain John “Black Jack” Geary, who returned to the fleet after a hundred-year suspended animation, must keep the Alliance one step ahead of its merciless foe… After a series of deadly engagements, the Alliance fleet is severely damaged and its arsenal is running low. Forced to halt in the Baldur Star System to raid the Syndic mines for raw materials, Geary is anxious to get moving again.

Authors Christopher Knight and Alan Butler realized that the ancient system of geometry they presented in their earlier breakthrough study works as perfectly for the Moon as it does the Earth. On further investigation, they found a consistent sequence of beautiful integer numbers when looking at every major aspect of the Moon - no such pattern emerges for any other planet or moon in the solar system. In addition, Knight and Butler discovered that the Moon possesses few or no heavy metals and has no core - something that should not be possible.

On a cold January morning in 1986, NASA launched the Space Shuttle Challenger, despite warnings against doing so by many individuals including Allan McDonald. The fiery destruction of Challenger on live television moments after launch remains an indelible image in the nation's collective memory. In Truth, Lies, and O-Rings, McDonald, a skilled engineer and executive, relives the tragedy from where he stood at Launch Control Center.

Keri highly recommends alien abduction to ward off a mid-life crisis! Earth-woman Keri has chosen a new path - interstellar love machine! After discovering that Earth women are prized across the universe, she consents to being abduc. She can now make her way across the galaxy, sampling all the exotic beings she comes across! Unfortunately, she failed to read the fine print of her agreement! Now she is little more than a concubine, and just one of many consorts of the Archon of Thrax! She's still determined to make her mark and is willing to go to great lengths to be first among his women! ...

Geneticist Adam Rutherford and mathematician Hannah Fry guide listeners through time and space, through our bodies and brains, showing how emotions shape our view of reality, how our minds tell us lies, and why a mostly bald and curious ape decided to begin poking at the fabric of the universe.

Agreeing to accompany her father's people back to their homeworld, Kira Forrest prepares for the fight of her life. She's agreed to undertake the Trial of the Broken, a rite of passage every member of her father's House must pass. It offers a path to independence and freedom that is too tempting to deny. Not everyone welcomes this lost daughter of Roake. There are those who fear what her presence might bring to light. Betrayal stalks the halls of Kira's birthplace-its roots embedded deep in the events that claimed her parent's lives and set her on her current path.

Mindy's best friend Molly was a maintenance technician on the Bradbury 12. When Molly went missing, Mindy started looking for answers but all she found were more questions. They were supposed to meet up at Geniuscon, a science fiction convention that attracts people from every walk of life, and she knows Molly's son Aidan is going to be there. Determined to get in touch with her friend, Mindy tracks down Aidan and meets some of his new friends, the guys cosplaying as big, blue aliens.

You've heard of him. He's Adam Cain, the alien with an attitude. Now he's back...in a series of new adventures as a badass human, showing the galaxy who's the boss. Accompanied by his buddies Riyad Tarazi and Sherri Valentine, Adam is struggling to make ends meet on a distant tropical world running Capt. Cain's Bar & Grill. The problem: They picked the worst place in the galaxy to run a legitimate business...smack dab in the middle of lawless Dead Zone. Comprised of a hundred dead worlds, The Zone is a gold-rush-like region of salvagers, pirates, and scoundrels.

For two years, the Castle Federation and the Alliance of Free Stars have stood against Marshal James Walkingstick of the Terran Commonwealth and his mission of conquest. Battles have been won and lost, worlds have died, and soldiers like Admiral Kyle Roberts have been forged on the anvil of war. But the Alliance cannot win. The Commonwealth has more worlds, more ships, more soldiers. They claim their victory is inevitable. That history is on their side. Refusing to accept the Commonwealth's future, the Alliance embarks on a do-or-die mission to end the war in one strike.

For nearly a billion years, every known sentient species in the universe has been the result of genetic and cultural guidance - or "uplifting" - by a previously uplifted patron race. Then humans are discovered. Having already uplifted chimps and dolphins, humanity clearly qualifies as an intelligent species, but did they actually evolve their own intelligence, or did some mysterious patron race begin the process, then suddenly abandon Earth?

Best-selling author, superstar physicist, and cofounder of the World Science Festival Brian Greene (The Elegant Universe, The Fabric of the Cosmos) and an ensemble cast led by award-winning actor Paul Rudd (Ant-Man) perform this dramatic story tracing Albert Einstein's discovery of the general theory of relativity.

Fleeing Earth after an alien invasion, the human race stands on the threshold of evolution. Their new home is Luna, a moon colony blessed with creature comforts, prolonged lifespans, digital memories, and instant sex changes. But the people of Luna are bored, restless, suicidal - and so is the computer that monitors their existence.

Contains books one and two of the Shattered Alliance series.

Deep within Syndicate World space, the Alliance fleet continues its dangerous journey home under the command of Captain John “Black Jack” Geary—revived after a century spent in suspended animation. Geary’s victories over the enemy have earned him both the respect—and the envy—of his fellow officers…

Needle in a Timestack is Robert Silverberg at his very best - intelligent, inventive, and visionary. This collection showcases his talent for thought-provoking science fiction, ranging in themes from time travel to space travel, the media to mortality. In the titular story - under development as a feature film by Oscar-winning screenwriter John Ridley - a jealous ex-husband warps time in a vindictive attempt to destroy his former wife's new marriage. Thirty-one identical sons have a shocking surprise for their mother in "There Was an Old Woman".

Alan Saul is now part-human and part-machine, and our solar system isn't big enough to hold him. He craves the stars, but can't leave yet. His sister Var is trapped on Mars, on the wrong side of a rebellion, and Saul's human side won't let her die. He must leave Argus Station to stage a dangerous rescue - but mutiny is brewing onboard, as Saul's robots make his crew feel increasingly redundant. Serene Galahad will do anything to prevent Saul's escape. Earth’s ruthless dictator hides her crimes from a cowed populace as she readies new warships for pursuit.

The Starship Atlantis takes you on an unforgettable journey through the extraordinary. From alien civilizations and rogue AI to desperate missions on the brink of collapse, these stories will transport you across the stars into the heart of the unknown. This anthology features six never-before-published novellas and short stories, plus two exclusive bonus tales.

Most historians study the smallest slivers of time, emphasizing specific dates, individuals, and documents. But what would it look like to study the whole of history, from the big bang through the present day - and even into the remote future? How would looking at the full span of time change the way we perceive the universe, the earth, and our very existence? These were the questions David Christian set out to answer when he created the field of "Big History", the most exciting new approach to understanding where we have been, where we are, and where we are going.

As the climate veers toward catastrophe, the innumerable losses cascading through the biosphere make vividly evident the need for a metamorphosis in our relation to the living land. For too long we've inured ourselves to the wild intelligence of our muscled flesh, taking our primary truths from technologies that hold the living world at a distance. This audiobook subverts that distance, drawing listeners ever deeper into their animal senses in order to explore, from within, the elemental kinship between the body and the breathing Earth.

Smugglers. Thieves. Pirates. The Sea Rover's crew embodies these defining qualities. Immerse yourself in a Science Fiction Adventure box set written by author C.P. MacDonald. Witness Captain Calin Aku's evolution from the most wanted outlaw on the Moon to an unexpected if reluctant hero. Job by job, paycheck by paycheck, he keeps flying. However, with a new client comes a cascade of adventure, forging unusual alliances and unraveling amazing mysteries. These revelations don't just alter the lives of Calin and his crew but also reshape humanity's future. Join Calin Aku and his crew as they ...