Are you ready for the journey of a lifetime? Jump on board of the Mars Cruiser with Luke and Maya, and travel to a different planet! While the earth is getting smaller and smaller and the stars shoot past the window, you'll discover all the secrets of the universe. From planets to supernovas and from black holes to aliens: this will be an unforgettable journey! An exciting and informative book about the universe. A unique mix between fiction and non-fiction, for curious readers ages 9 and up.