Henry Hobbs and the Lost Planet(2002)
(The second book in the Henry Hobbs, Space Voyager series)
A novel by Kathryn Cave
There's an emergency on Henry's home planet, and Henry is in the thick of it. But it can't be his fault as he's done nothing wrong. So why is he getting messages from Lord of Michor, and what is this "tercon" they keep mentioning? Before he can find the answers he finds himself on a lost planet.
Used availability for Kathryn Cave's Henry Hobbs and the Lost Planet
March 2002 : UK Paperback