Space Science

Les Johnson takes you on a thrilling tour of the physics and technologies that may enable us to reach the stars. He discusses the latest exoplanet discoveries, promising interstellar missions on the not-so-distant horizon, and exciting new developments in space propulsion, power, robotics, communications, and more. But interstellar travel will not be easy, and it is not for the faint of heart. Johnson describes the harsh and forbidding expanse of space that awaits us, and he addresses the daunting challenges that we need to overcome in order to realize tomorrow's possibilities.

Covert agent Sigmund Ausfaller is Earth's secret weapon, humanity's best defense against all conspiracies, real and imaginary, and all foes both human and alien. Who better than a brilliant paranoid to expose the devious plots of others?

But Sigmund may finally have met his match in Nessus, representative of the secretive Puppeteers, the elder race who wield vastly superior technologies.

Since the beginning of human history Mars has been an alluring dream - the stuff of legends, gods, and mystery. The planet most like ours, it has still been thought impossible to reach, let alone explore and inhabit. Now with the advent of a revolutionary new plan, all this has changed. Leading space exploration authority Robert Zubrin has crafted a daring new blueprint, Mars Direct, presented here with engaging anecdotes. The Case for Mars is not a vision for the far future or one that will cost us impossible billions.

Kay’s life is pretty boring. She goes to school, spends quiet evenings at home with her foster mom, and has the occasional brush with mischief thanks to her best and only friend Will. But everything is about to change. One night, Kay tags along on another one of Will’s adventures, and they both end up recruited by a talking fox to become Netherjacks, protectors of all the worlds. Once they arrive at the training academy, though, Will is paired with a legendary Netherwing mount and quickly rises in the trainee ranks, leaving Kay behind with barely a glance.

The Singularity. It is the era of the posthuman. Artificial intelligences have surpassed the limits of human intellect. Biotechnological beings have rendered people all but extinct. Molecular nanotechnology runs rampant, replicating and reprogramming at will. Contact with extraterrestrial life grows more imminent with each new day.

In this anthology, you'll find 17 tales of conflict and heroism, exploration and discovery, endurance and triumph. Flee the apocalypse of modern-day Earth, fly a fighter in the cold emptiness of deep space, and find new life on the distant shores of an alien world. You might even discover something about yourself as each author opens a window on the soul of mankind.

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.

A planet in the endless emptiness of space, far from the warmth of any sun. And yet there are people who populate its vast caverns, living, working and loving. Since time immemorial, they have been on course for Andromeda, the neighboring galaxy of the Milky Way. This is the prophecy of the ancients, the one goal that unites them all, their cult. But then the unthinkable happens: the journey stops because the planet enters the orbit of a mysterious object that can't be seen in any telescope.

Earth in 2064 is politically corrupt and in economic decline. The Long Depression has dragged on for 56 years, and the Bureau of Sustainable Research is hard at work making sure no new technologies disrupt the planned economy. Ten years ago, a band of malcontents, dreamers, and libertarian radicals bolted privately developed antigravity drives onto rusty seagoing cargo ships, loaded them to the gills with 20th-century tunnel-boring machines and earthmoving equipment, and set sail - for the moon.

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…

Brady Garrett needs to go home. He's a conscripted recruit on Defender Three, one of a network of stations designed to protect the Earth from alien attack. He's also angry, homesick, and afraid. If he doesn't get home he'll lose his family, but there's no way back except in a body bag. Cameron Rushton needs a heartbeat. Four years ago Cam was taken by the Faceless - the alien race that almost destroyed Earth.

On a frontier planet, land is cheap. So is your life. Tom Savage is intent on homesteading, and Phaethon is the newest planet open for colonization. Here, technology is lacking in many places. And for 200 credits, anyone can claim one square kilometer of prime farmland. But Tom has a secret or two. He is not interested in farming crops, at least not at first. Tom wants to harvest pieces of Phaethon’s sun. To do so will mean first reaching his stake out near the desert, surviving human predators along the way, bringing fugitives to justice, and dealing with the resident sand dragon ...

My name is Simon Jackson: former soldier in the Elynese Special Forces and current fixer for mob boss Krahmin the voidtouched. Myan Station is my home. Dwarves, goblins, gnomes, grays, fey, even humans make up the melting pot that is Myan Station. When Malak the half-ork and I stole an ancient starship, we set off a chain of events that could spell the end of Myan Station.

Kira Forrest is a survivor. She's risen above the pain of her beginnings to become a war hero only to leave it all behind in the pursuit of a simple life. Now a salvager, she makes a living sifting through the wreckage of dead alien ships from a war that nearly brought humanity to its knees. After her ship takes damage, she's forced to re-route to a space station where her past and present collide with dangerous consequences. Kira's existence holds the key to a faltering peace treaty with the Tuann - a technologically advanced alien race who dislikes and distrusts all humans.

On humanity's first extra-solar mission, the exploration vessel Magellan, or, as she prefers, "Maggie", discovers an alien artifact. Deciding that finding advanced alien life is too important to ignore, Captain Allison Ridgeway chooses to return to Earth while ordering her crew to reverse engineer technology far beyond anything back home. Meanwhile, at mission control, the governments struggle to maintain the existence of aliens a secret while also combating bureaucracy, the military industrial complex, and everyone else who wants a piece of what could skyrocket humanity into a new technological age.

For four centuries, the Order of the King’s Cross has worked in the shadows to protect Promethean society. Known only to the King and his closest advisors, the agents of the Order carry out their monarch’s will throughout the Federated Planets and their neighboring star nations, cleaning up messes, investigating heinous crimes, and most often, eliminating threats. Heather Kilgore is one of the deadliest agents the Order has ever trained. Young, focused, and coldly efficient, the King sends her in when all else has failed.

Neil deGrasse Tyson's number-one New York Times best-selling guide to the cosmos, adapted for young listeners. From the basics of physics to big questions about the nature of space and time, celebrated astrophysicist and science communicator Neil deGrasse Tyson breaks down the mysteries of the cosmos into bite-sized pieces.

For decades, the spacefaring species of known space have battled over the largest artifact - and grandest prize - in the galaxy: the all-but-limitless resources and technology of the Ringworld. Now, without warning, the Ringworld has vanished, leaving behind three rival war fleets. If the fallen civilization of the Ringworld can no longer be despoiled of its secrets, the puppeteers will be forced to surrender theirs - everyone knows that they are cowards. But the crises converging upon the trillion puppeteers of the Fleet of Worlds go far beyond even the onrushing armadas.

In a jungle of monsters, the real danger is falling for one... Cora A monster is chasing me through my home. On prehistoric planet Xren, where alien dinosaurs roam free, perhaps I shouldn’t be surprised. My home in a treetop was supposed to be safe. Nobody should know I’m here, a hundred feet off the ground. But this thing even knows my name. I think this is a caveman chasing me. He’s huge and terrifying, with spikes on his face and a big horn growing from his head. He has something even bigger under his loincloth. Yeah, I know their game on this woman-less planet: abduct Earth girls ...

Owen Deathstalker has a prophecy to fulfill. Just as the espers foretold, Owen tumbled an empire and witnessed the end of everything he believed in. All that's left to do is die. But Owen has a few more scores he'd like to settle before his borrowed time is up.The empire is besieged by nanotechnology plagues and AI invasions, while mysterious and horrific beings, known as "the Recreated", descend from the Darkvoid. But right now, Owen's only concern is rescuing Hazel d'Ark from the vicious Blood Runners who abducted her.