Polestar (The Lost Space Treasure Series, Book 3): A Space Adventure for Teens - Hardcoverby Rae Knightly (Author) BETRAYED AND ABANDONED, TRIN MOONRISE STRUGGLES TO DISTINGUISH FRIEND FROM FOE. The Interstellar Alliance is crumbling. The Exostar is still missing, the robots have disappeared with the Star Squadron, leaving the Alliance unprotected, and the remaining planets are bickering amongst themselves, accusing each other of having stolen the coveted diamond. Navigating this treacherous terrain, Trin must decide whether or not to