When a ruthless mastermind known as Khan declares a on-eman war on the Federation, Captain Kirk, Spock, and the daring crew of the U.S.S. Enterprise will embark on the greatest manhunt in history. Using all their skills and teamwork, they will do what is necessary to defend Earth and eliminate Khan's threat.

When the crew of the Enterprise is called back home, they find that an unstoppable force of terror from within their own organization has detonated the fleet and everything it stands for, leaving the world in a state of crisis. With a personal score to settle, Captain Kirk leads a manhunt to a war-zone world to capture a one-man weapon of mass destruction.

"Admiral John "Black Jack" Geary fears the greatest threat to humanity may be itself in this gripping continuation of the New York Times bestselling series. As far from explored space as any human has ever been, Geary and the Alliance fleet are on their own, protecting a diplomatic mission in territory belonging to an alien species with still unknown motives. His already complex and dangerous mission is further imperiled by deadly challenges from...

"Formerly the domain of fiction, moving human civilization to the stars is increasingly becoming a scientific possibility--and a necessity. Whether in the near future due to climate change and the depletion of finite resources, or in the distant future due to catastrophic cosmological events, we must face the reality that humans will one day need to leave planet Earth to survive as a species. World-renowned physicist and futurist Michio Kaku explores...

Kady, Ezra, Hanna, and Nik narrowly escaped with their lives from the attacks on Heimdall station and now find themselves crammed with 2,000 refugees on the container ship, Mao. With the jump station destroyed and their resources scarce, the only option is to return to Kerenza--but who knows what they'll find seven months after the invasion?

Perfect for fans of The Illuminae Files and The 100, in this heart-racing sequel to The Final Six the teen astronauts must figure out the truth about Europa before it's too late. It was hard enough for Naomi to leave Leo, a fellow Final Six contestant, behind on a dying Earth. Now she doesn't know who to trust. The International Space Training Camp continues to dodge every question about its past failed mission, and Naomi is suspicious that not everything...

Escaping from the unbending constraints of Earth in the company of a brilliant beast, a young woman soon discovers that Alien agencies have mastered the ability to span parallel universes, which are undetectable by man-made devices.

After rendering the planet unlivable, humankind begins to colonize a new blue planet, and heroine Billie Crusoe embarks on a personal odyssey into the future, in an adventure that explores humankind's relationship to the environment, power, and technology

"Dying isn't any fun--but at least it's a living. Mickey7 is an Expendable: a disposable employee on a human expedition sent to colonize the ice world Niflheim. Whenever there's a mission that's too dangerous--even suicidal--the crew turns to Mickey. After one iteration dies, a new body is regenerated with most of his memories intact. After six deaths, Mickey7 understands the terms of his deal--and why it was the only colonial position unfilled when...

Ray blasts off into space, where he crash lands on a strange planet and must escape from an alien being. Includes related phonics activities.