All eleven-year old Alex wants is to launch his iPod into space. With a series of audio recordings, he will show other lifeforms out in the cosmos what life on Earth, his Earth, is really like.

But for a boy with a long-dead dad, a troubled mum, and a mostly-not-around brother, Alex struggles with the big questions. Where do I come from? Who's out there? And, above all, How can I be brave?

Determined to find the answers, Alex sets out on a remarkable road trip that will turn his whole world upside down . . .