Space Science

To save her people, she will destroy everything. An exciting sci-fi assassin and heist thriller set thousands of years in the future, in a time when humanity has spread through the stars. Everyone wants Heather Kilgore dead, even those she once called friends. Pursued by her own agency, she flees to the Outer Rim, where she’ll attempt one last time to put an end to a war that will kill billions. Her target: an interstellar arms manufacturer bent on destabilizing the Fringe and Heather’s star nation for profit. But she won’t be able to do it alone.

John Perry did two things on his 75th birthday. First he visited his wife's grave. Then he joined the army. The good news is that humanity finally made it into interstellar space. The bad news is that planets fit to live on are scarce—and alien races willing to fight us for them are common. So: we fight. To defend Earth, and to stake our own claim to planetary real estate. Far from Earth, the war has been going on for decades: brutal, bloody, unyielding. Earth itself is a backwater.

As METAtropolis: Green Space moves into the 22nd Century, human social evolution is heading in new directions after the Green Crash and the subsequent Green Renaissance. Nearly everyone who cares to participate in the wired world has become part of the "Internet of things", a virtual environment mapped across all aspects of the natural experience. At the same time, the serious back-to-the-land types have embraced a full-on paleo lifestyle, including genetically engineering themselves and their offspring.

After the Renegade mission by the crew of the starship Flying Dutchman, the UN Expeditionary Force thought Earth was safe for hundreds of years, at least. After there was trouble on the home front and the president had to authorize a nuclear strike on an American city, UNEF decided they did need the Merry Band of Pirates again. So, the Flying Dutchman is sent out on a simple recon mission. But for the pirates, nothing is ever simple, and their mission will become Armageddon.

The remnants of the Expeditionary Force stranded on the alien-controlled planet "Paradise" get a chance to prove themselves, in a simple off-world training mission with a ship full of teenage alien cadets. When the mission goes horribly wrong and the survival of everyone on Paradise is at risk, the Merry Band of Pirates may have to come to the rescue. Unless they get killed first....

The xenos came to devour. Three worlds they invaded before the Solaran Fleet ground them to a halt. The aftermath spared no one in the Empire. Refugees flooded the core, trade routes crumbled, and economies collapsed. Homeworlds were lost, lives shattered.

Soldiers of the Terran Armor Corps wage war across the stars. Wired into mechanized battle suits, they fight the terrifying battles which must be won, no matter the cost. Their deeds are legend, their reputation feared by the enemies of Earth and her allies, but how the Corps forges young men and women into mighty warriors is shrouded by mystery. Roland Shaw lost his parents to war, he volunteers for the Armor Corps to honor their memory and discover just how far he can push himself.

After saving the world many times, the Merry Band of Pirates have accepted the inevitable: Earth is doomed. All they can do is try to bring a few thousand people to safety, before vicious aliens arrive to destroy humanity's home world. No. There is one other thing they can do: hit the enemy so hard that the aliens will regret they ever heard of humans.

How do you stage a mutiny when you're only awake one day in a million? How do you conspire when your tiny handful of potential allies changes with each job shift? How do you engage an enemy that never sleeps, that sees through your eyes and hears through your ears, and relentlessly, honestly, only wants what's best for you? Trapped aboard the starship Eriophora, Sunday Ahzmundin is about to discover the components of any successful revolution: conspiracy, code - and unavoidable casualties.

Deep in the shattered remnants of a dead moon, an ancient artifact pulses with Supernal Energy—power from before the Multiverse itself. The Hellmarine and his battle-scarred Stygians have stumbled onto a secret that Heaven would kill to possess and Hell would burn worlds to claim.

Darth Plagueis: one of the most brilliant Sith Lords who ever lived. Possessing power is all he desires. Losing it is the only thing he fears. As an apprentice, he embraces the ruthless ways of the Sith. Darth Sidious: Plagueis’s chosen apprentice. Under the guidance of his Master, he secretly studies the ways of the Sith, while publicly rising to power in the galactic government, first as Senator, then as Chancellor, and eventually as Emperor. as Chancellor, and eventually as Emperor.

For almost a hundred years, Hadrian Marlowe has served the empire in its war against the Cielcin, a vicious alien race bent on humanity's destruction. Rumors of a new king among the Cielcin have reached the imperial throne. This one is not like the others. It does not raid borderworld territories, preferring precise, strategic attacks on the humans' empire.

Skulking around in the ruins on a planet swarming with treasure hunters, slavers, and bounty hunters isn't good for one's health. But Ankari Markovich needs a few archaeological samples for her latest business venture, a venture that might prove lucrative enough to move her family off the impoverished planet where she grew up. Unfortunately, she has no sooner collected her samples than she's captured by a band of brawny mercenaries.

It is the 147th century. In the radically advanced post-human worlds of the Amaranthine Firmament, there is a contender to the Immortal throne: Aaron the Long-Life, the Pretender, a man who is not quite a man. In the barbarous hominid kingdoms of the Prism Investiture, where life is short, cheap, and dangerous, an invention is born that will become the Firmament's most closely kept secret.

For years, the ancient alien AI known as Skippy (the Magnificent, don’t forget that part) has been able to do one impossible thing after another. What is his secret? It’s simple: 100 percent Grade-A extreme awesomeness. And also because he had never been faced with an opponent of equal power. Until now. This time, he might need a little help from a band of filthy monkeys.

Interstellar singer spy Jack Jones is at war! When the nefarious octopi Quihiri sabotage the FTL-drives throughout the galaxy, Jack recruits a top-notch troupe of players, including a sentient dog, a baby cloud, and, of course, the crew of the Shakespeare. Can he win the war and fix the FTL-drives while singing a song, making love, and thwarting evil space pirates?

Joe Devlin has started his first year at the Space Academy and nothing has gone his way. His father's heroics in the Tri-Sun War are legendary and Joe has plans to follow in his father's footsteps to be a Star Fighter. While his father is deployed to the war, can Joe measure up to the task at hand? With the town in smoke, Joe better find out if he can fix what he messed up before his father discovers his secret.

Jack Campbell’s New York Times bestselling The Lost Fleet sci-fi adventure series has transported legions of fans out of this world and into the heat of battle. Now, listeners will discover how it all began—not only for John “Black Jack” Geary and his descendant Commander Michael Geary, but for those who fought and sacrificed so much alongside them.

James A. Michener tackles the most ambitious subject of his career: space, the last great frontier. This astounding novel brings to life the dreams and daring of countless men and women - people like Stanley Mott, the engineer whose irrepressible drive for knowledge places him at the center of the American exploration effort, and Norman Grant, the war hero and US senator who takes his personal battle not only to a nation but to the heavens.

Of all the things we know about the universe, what do we really know about the nature of space? For example, is there a beyond space? Can space exist in the absence of matter? Though it may seem like a dumb question - 'where' does space come from? This essay takes a look at what some scientists have to say on this issue; the work also contains many references on the topic of spacetime and relativity, which should be useful to physics students.