Brick by Brick Space: 20+ Lego Brick Projects That Are Out of This World : Elsmore, Warren: Amazon.co.uk: Books
20 Simple Projects for Beginning LEGO Builders - Frugal Fun For Boys and Girls
Incredible LEGO® Creations from Space with Bricks You Already Have: 25 New Spaceships, Rovers, Aliens and Other Fun Projects to Expand Your LEGO Universe | IndieBound.org