Among the Enemy
Margaret Peterson Haddix
Shadow Children (6)
Among the Free
Shadow Children (7)
Found
The Missing (1)
The Crossing
Mandy Hager
Blood of the Lamb (1)
Worldshaker
Richard Harland
Worldshaker (1)
The Star Beast
Robert A. Heinlein
Time for the Stars
Space Family Stone
Space Cadet
Red Planet
Farmer in the Sky
The Rolling Stones
Tunnel in the Sky
Citizen of the Galaxy
Starship Troopers
Orphans of the Sky
Future History (1)
Have Space Suit - Will Travel
Have Space Suit (1)
Outward Bound
James P. Hogan
Jupiter (6)
Evil Genius
Catherine Jinks
Evil Genius (1)