Astrid Atomic isn't like most six-year-olds. Every night, the minute the lights are off, she joins the Space Cadets in an out-of-this-world adventure! Astrid Atomic isn't like most six-year-olds. Every night, the minute the lights are off, she joins the Space Cadets in an out-of-this-world adventure! Tonight they have to retrieve a special trophy for the Supersonic Saturn Spin Race. But with the naughty Dr Boris Uranus on their tail, this mission might not be as be as easy as the cadets had hoped!.