Once again, the Earth is under attack. An alien species is poised for a final assault. The survival of humanity depends on a military genius who can defeat the aliens. But who? Ender Wiggin is brilliant, ruthless, and cunning, a tactical and strategic master, and a child. Recruited for military training by the world government, Ender's childhood ends the moment he enters his new home: Battle School. How will Ender perform in real combat conditions?...

With peace restored in the kingdoms of Tsaia and Lyonya, the newly crowned kings Mikeli and Kieri face trouble in keeping their thrones due to threats from an ex-pirate, an aggressive kingdom to the north, and corrupt magical forces

The classic novel about a staged alien invasion. This compelling tale describes the Martian invasion of Earth.

Follows the life of Ender Wiggin's comrade Bean, from his escape from the mean streets of Rotterdam, to his student days at the Battle School, and to his role as Ender's right hand ally, strategist, and friend in the epic struggle to save Earth from alien invaders

The mining ship El Cavador, beyond Pluto, detects a fast-moving incoming object headed toward Earth. The crew decides it's probably not important, but they're wrong: it represents the opening wave of the first Formic War

"The planet Lusitania is home to three sentient species: the pequeninos, a large colony of humans, and the hive queen, brought there by Ender Wiggin. But now, once again, the human race has grown fearful: the Starways Congress has gathered a fleet to destroy Lusitania. Ender's oldest friend, Jane, an evolved computer intelligence, can save the three sentient races of Lusitania. She has learned how to move ships outside the universe, and then instantly...

"2552. The theocratic military alliance known as the Covenant is showing no mercy as it continues to assault every human world it encounters, but in the way lies humanity's greatest champion, the super-soldier Spartan John-117--the Master Chief. Together with his AI companion Cortana and the last remaining Spartans, the galaxy-spanning fight rages on two fronts following the destruction of the human military stronghold Reach by Covenant forces and...

"After nearly a decade away, Nebula Award-winning author Elizabeth Moon makes a triumphant return to science fiction with a thrilling new series featuring the daring hero of her acclaimed Vatta's War sequence. Summoned to the home planet of her family's business empire, space-fleet commander Kylara Vatta is told to expect a hero's welcome. But instead, she is thrown into danger unlike any other she has faced and finds herself isolated, unable to communicate...