This is the third in a series of books about King Rob and his Musical Mice, who live in Mouseville. In each of the books, they go on many exciting adventures. On this adventure they fly to the moon and realize many wonderful discoveries.

Val and her new friend Wallace get lost on the moon and must work together to return home.

Twin mice Sydney and Simon compete to create the most interesting project about the Earth's moon for their elementary school, and win the first prize--a chance to meet a real astronaut.

Sworn enemies Space Dog, Astrocat, and Mousetronaut team up to save the Spooniverse.

When space debris damages the International Space Station's solar panels, José and his crew learn that they must be ready for anything while living in space.

The girls at Miss Bunsen's are excited at the news that Nova Celeste, the famous astronaut, is offering space camp scholarships to three lucky students. All the winning team has to do is invent a flying machine--in just a week! The girls don't have much to work with, but during a sewing class, they stumble across an incredible idea. But will it fly?

Bob is feeling glum. His friends Billy and Sam are off visiting a pet show on Pluto, there are no space tourists to entertain, and Bob is bored. What he needs is a best-ever friend, to help him with intergalactic missions and jigsaw puzzles but, being Bob, he doesn't seem to notice the potential furry friend who is begging for his attention!

Lily Lupino yearns to be an astronaut, so when Kosmo Kidd crash-lands in her Brooklyn kitchen in 1949, she will do almost anything to prove herself to him and his crew.

"A young astronaut is trying to find life on Mars, but he's made a very big oversight"--

"A long time ago a mouse learned to fly ... and crossed the Atlantic. But what happened next?"--Provided by publisher.