See You in the Cosmos by Jack Cheng

All 11-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 along the way, Alex struggles with some 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...