Hawking, Lucy. <br/><br/>
George's cosmic treasure hunt / 
Lucy & Stephen Hawking ; illustrated by Garry Parsons. 
 - 1st Simon & Schuster Books for Young Readers pbk. ed. 
 - New York :  Simon & Schuster Books for Young Readers,  2011. 
 - 299 p., [16] p. of plates :  ill. (some col.) ;  21 cm. 
<br/><br/><label>ISBN: </label>9781442421752 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronauts--Juvenile fiction.<br/>Extraterrestrial beings--Juvenile fiction.<br/>Outer space--Exploration--Juvenile fiction.<br/>Space flight--Juvenile fiction.