George and his best friend, Annie have been selected as junior astronauts - part of a programme that trains up young people for a trip to Mars in the future. This is everything they've ever wanted - they get to be a part of up-to-the minute space discoveries and meet a bunch of new friends who are as fascinated by the universe as they are. But when they arrive at space camp, George and Annie quickly learn that strange things are happening - on Earth as well as up in our skies. Mysterious space missions are happening in secret, and the astronaut training they're undertaking gets scarier and scarier . . . The fifth adventure in this series by Lucy and Stephen Hawking - also containing up-to-the-minute scientific facts and information by the world's leading scientists.

Author Biography

STEPHEN HAWKING is Director of Research at the Institute of Theoretical Cosmology at the University of Cambridge; he held the post of Lucasian Professor of Mathematics at the University of Cambridge for thirty years. He is widely regarded as one of the most brilliant theoretical physicists since Einstein. In 2009 he was awarded the Medal of Freedom, America's highest civilian honour, by President Obama and has also recently been awarded the Cosmos Award for Outstanding Public Presentation of Science. His adult book A Brief History of Time has been a phenomenal bestseller worldwide and is now available in more than 30 languages. LUCY HAWKING is the author of two adult novels, and has written for the Daily Mail, the Telegraph, The Times and the Evening Standard and has been a guest presenter and regular contributor on radio.