About the book: 1996 / The second book about the adventures of fourteen-year-old Space Academy cadet Jeff Wells and his friend, the confused robot Norby, includes two fantastic stories the famous American writer Isaac Asimov's "Norby and the Lost Princess" and "Norby and the Invaders", created by him in collaboration with his wife Janet. Jeff Wells, a cadet at the Space Academy, is already fourteen years old. However, sometimes he feels much older: too often he has to solve problems arising from the mistakes of the confused robot Norby and his older brother Fargo, a secret agent with his insatiable thirst for adventure. Here again is a difficult task: the search for people who have disappeared from Earth during the Ice Age. Once again, the spaceship "Promising" goes beyond the solar system…