A clean, fast-paced sci-fi adventure for teens and families-Book 8 in the Space Cadet Richard series.When a set of ancient Vault fragments activates unexpectedly, Cadet Richard and his team uncover a hidden spiral map leading to an uncharted star system. With rival scholar Dr. Maren Vale close behind and strange signals pulsing across deep space, the cadets must decide whether to obey Earth Command-or risk everything to follow the signal. This installment launches the second book in the Solar Vault Saga, a four-part arc packed with teamwork, mystery, cosmic discovery, and just the right amount of Dooley-style humor.Perfect for readers who enjoy clean science fiction with smart characters, lighthearted banter, and galaxy-sized stakes. Great for homeschoolers, sci-fi-loving families, and young explorers ages 10+