Space Science

So you’ve fallen in love with space and now you want to see it for yourself, huh? You want to witness the birth of a star, or visit the black hole at the center of our galaxy? You want to know if there are aliens out there, or how to travel through a wormhole? You want the wonders of the universe revealed before your very eyes? Well stop, because all that will probably kill you.

On the moon, Ronin Hayashi trains to protect the colonies from the inevitable invasion of the machines. While he prepares to stand his ground, Sergeant Tadhg Walsh is planning an escape mission to deliver a weapon to the resistance on Earth. At Neptune Station, Captain Akira Hayashi and Shadow Squad have returned from a deadly journey into enemy territory, where they learn the machines are building an army at an astonishing rate. After continued attempts to contact the Lunar Defense Corps for help, Shadow Squad accepts the hard truth—the LDC isn’t coming.

In the 18th century, the British minister and mathematician Thomas Bayes devised a theorem that allowed him to assign probabilities to events that had never happened before. It languished in obscurity for centuries until computers came along and made it easy to crunch the numbers. Now, as the foundation of big data, Bayes's formula has become a linchpin of the digital economy. But here's where things get interesting: Bayes's theorem can also be used to lay odds on the existence of extraterrestrial intelligence, and on the biggest question of all: how long will humanity survive?

You can't mistake just anyone for a Phule. When the planet Zenobia is invaded, Captain Willard Phule is made their military advisor. The first priority for Phule's Company: staying out from underfoot of the peaceful, dinosaurlike Zenobians.... But, unbeknownst to the Zenobians, they're getting two Phules for the price of one. A robot double of Phule appears out of nowhere. And only the real Phule knows who the real Phule is....

Tyler Callas is the pampered heir of a high-level Corporate Council executive, groomed from birth to take a seat beside her as a member of the ruling class of the Commonwealth society. But the bloody war with the alien Tahni has hit close to home and Tyler wants to join the military, something his powerful mother won't allow. Desperate to escape her control, Tyler changes his identity to Randall Munroe, a product of the poverty-stricken Underground, and enlists in the Marines.

Ava has always been different. She lives a very isolated life until she is offered a job with an obscure network that aids powerful Immortal Guardians in their quest to protect humanity from the psychotic vampires who prey upon them. Life is good. And when her employers invite her to join a group of other gifted ones and a handful of Immortal Guardians on a journey to another planet, it becomes absolutely fantastic.

Five men and women venture to another universe to find beings whose power gives them abilities they can’t imagine. Their leader? The greatest warrior produced since Prometheus: Achilles. Young, untested, but with unbridled potential, will his raw talent be enough? Can Achilles fight gods and turn back the tide of fate for the entire universe? Or will he be crushed like an ant beneath the feet of beings who can walk the stars?

Tower 7 has gone completely dark, and security androids are killing civilians. No one knows what has become of the tower's 520,000 residents or who is responsible for the mysterious assault, but the priority of the mission is clear. Tycho and Gabriel must breach the tower, investigate the missing civilians, and locate the one responsible…all while trying to stay alive.

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.

Heartfelt reunions with friends... Desperate plans to gain advantage... Opportunities that cannot be ignored... Discovery of family once thought lost... The time has come for Captain Scott to fight for that which was taken...the very freedom of the world he was sworn to protect.

A strange body that refuses to obey you; a weird game you can't quit until your contract expires; a world teeming with powerful and very real enemies. The game in which your reputation and faction relationship are the only things that matter. These are the conditions of the agreement Ruslan signs without reading. The only thing he remembers is that he's been contracted to command a space fleet in a brand-new game he knows nothing about. Objective: to survive for six months.

Shadows of the Empire illuminates the shadowy outlines of a criminal conspiracy that exists in the background of the events in the movies, ruled by a character new to us. Prince Xizor is a mastermind of evil who dares to oppose one of the best-known fictional villains of all time: Darth Vader. The story involves all the featured Star Wars movie characters, plus Emperor Palpatine and, of course, Lord Vader himself.

Rapid colonization of the moon is pushing both national space agencies and powerful corporations to negotiate a New Lunar Accord in an effort to prevent escalating conflicts over valuable resources and territory. But hope that this treaty will bring stability to the nascent lunar civilization is suddenly dashed when a high-energy solar storm causes a cascade of destruction to the vast satellite constellations that orbit Earth. Now it’s only a matter of weeks before the ever-increasing debris cloud makes travel back to the home planet impossible.

Traveling to the planet of Jettie in the hopes of finding safe harbor for her niece, Kira arrives only to find their destination host to the quorum - a series of dangerous contests that hold the power to decide the fate of empires. With little choice but to participate, it doesn't take long for Kira to find herself knee deep in enemies. Surrounded on all sides, Kira will have to face her worst fear: trusting others with the truth. Because it's becoming clear the tsavitee are no longer content to exist in the shadows. War is coming.

There are worse ways to make a living than traveling the worlds killing men. Especially if you're a woman with a grudge and a gift. Like me. I am part of the Zyrnx, but apart from them, as well. They believe in rescuing slaves. I believe in killing slave masters. I am not a savior of helpless victims - I am a killer of monsters. But as Taal says, sometimes I see a monster where a man stands. And the monster I have come to kill, he believes we are fated mates. Lifemates. Born for each other. I do not believe in such things. I believe in sex, fighting, and death - not love.

Sandstorm: Publisher's Pack contains books one and two of the Sandstorm series. Sandstorm, book one: Something is hunting the inhabitants of Ravar. For three generations, the colonists on Ravar have been stranded on a harsh planet, forced to survive in a desert environment where only the scrappiest animals and the heartiest plants survive. Most live without the foolish hope that Earth's supply ships will ever grace the skies again. Trapped in a sandstorm, Neena Xylance struggles to make her way back to her colony.

It was the time of the Moon of the Three Rings when the Free Trader ship Lydis landed on the planet Yiktor and junior crew member Krip Vorlund visited a beast show. He was strangely attracted to the owner of the show animals, a delicate and mysterious woman named Maelen. Soon Krip was caught in a vicious struggle by powerful opponents over the fate of Yiktor - and he learned the nature of Maelen's sorcery when he found his mind trapped in the body of a wolf-like creature.

In 2063, Earth's overheated climate and war-ravaged cities are near breaking point. A new habitable planet is discovered within reach, but the first two missions have failed to return. This is the story of the third mission to Eden. What really awaits the crew of four as they make the long journey to this supposedly uninhabited virgin planet, and what is the link to the secret 900-year-old sect known as Alicians back on Earth? While Blake leads the Eden mission, a young researcher named Micah discovers a terrible truth that threatens the very existence of humanity.

Described as the "ultimate engineer" during his career at NASA, George M. Low was a visionary architect and leader from the agency's inception in 1958 to his retirement in 1976. As chief of manned spaceflight at NASA, Low was instrumental in the Mercury, Gemini, and Apollo programs. Low's pioneering work paved the way for President Kennedy's decision to make a lunar landing NASA's primary goal in the 1960s.

Late in the 21st century, Earth receives what looks like an urgent plea for help from planet Proxima Centauri b in the closest star system to the Sun. Astrophysicists suspect a massive solar flare is about to destroy this heretofore-unknown civilization. Earth's space programs are unequipped to help, but an unscrupulous Russian billionaire launches a secret and highly-specialized spaceship to Proxima b, over four light-years away.