Mixing humor with solid space and rover facts, this picture book gives an inside look into Opportunity's time on Mars. An interplanetary detective, Oppy spent 15 years on the red planet taking thousands of pictures and making groundbreaking discoveries that she transmitted to scientists and engineers back on Earth. From joyriding on Olympus Mons, to racing away from a treacherous dust storm, Oppy's adventure in space--combined with her grit and perseverance--will inspire and educate young readers of all ages.