Meg Murry and her friends become involved with unearthly strangers and a search for Meg's father, who has disappeared while engaged in secret work for the government.

A human emissary sent to the world of Winter to bring it into a galactic civilization must find a way to bridge the gulf between his outlook and that of the natives, who can change gender at will.

"The arrival of spaceships can bring up a lot of big questions: What does it mean that we're not alone? Why did aliens come here? Who knew beforehand? Where.... are the aliens going? Wait... They can't just leave! Without inviting us into their galactic federation-or at the very least obliterating us! In Emily Jane's debut-a rollicking paean to what it means to be alive in the twenty-first century-the fleeting presence of alien vessels, and the certainty...

The Mogadorian invasion has come to Earth, and they have all but won the battle for our planet. Their warships loom over our most populous cities--like New York City, Tokyo, Moscow, Beijing, and New Delhi--and no army will risk making a move against them. The Garde are all that stand in their way . . . but they are no longer alone in this fight. Human teens from across the globe, like John Smith's best friend, Sam Goode, have begun to develop Legacies...

Rosewater is a town on the edge. A community formed around the edges of a mysterious alien biodome, its residents comprise the hopeful, the hungry and the helpless - people eager for a glimpse inside the dome or a taste of its rumored healing powers. Kaaro is a government agent with a criminal past. He has seen inside the biodome, and doesn't care to again -- but when something begins killing off others like himself, Kaaro must defy his masters to...

When Jim and Charlie overhear two of their teachers talking in a secret language and the two friends set out to solve the mystery, they do not expect the dire consequences of their actions.

"Idris Telemmier has uncovered a secret that changes everything: the Architects' greatest weakness. A shadowy Cartel scrambles to turn his discovery into a weapon against these alien destroyers of worlds. But between them and victory stands self-interest. The galaxy's great powers would rather pursue their own agendas than stand together against this shared terror. Human and inhuman interests wrestle to control Idris's discovery, as the galaxy erupts...

In a Spanish convent, seventeen-year-old Marina longs to join forces with her fellow Loriens to prepare for battle with the Mogadorians who destroyed their home planet, while in the United States, John, Six, and Sam elude authorities who think John is a terrorist.

Facing impending extinction, an Intermediary decides to help the Human Colonies stop the Architects who are back consuming entire planets after eighty years of a fragile peace, in the second novel of the series, following Shards of Earth.

A boy and a girl are frightened when a big spaceship lands in their back yard and the little blue-skinned boy who emerges tells them to come close, but it soon becomes clear that he is just looking for friends on Earth.