New YA Books

Starcross - Philip Reeve
Young Arthur Mumby, his sister Myrtle, and their mother accept an invitation to take a holiday at an up-and-coming resort in the asteroid belt, where they become involved in a dastardly plot involving spies, time travel, and mind-altering clothing.

Alcatraz Versus the Evil Librarians - Brandon Sanderson
On his thirteenth birthday, foster child Alcatraz Smedry receives a bag of sand which is immediately stolen by the evil Librarians who are trying to take over the world, and Alcatraz is introduced to his grandfather and his own special talent, and told that he must use it to save civilization.