Geronimo Stilton. Spacemice

Space mouse Geronimo Stiltonix must replace the batteries in his damaged spaceship by tracking down a rare element, but he is wary of a group of mysterious aliens who offer their help.

Space mouse Geronimo Stiltonix and his crew must save their friends who are stranded on the ice planet Polarix, home to colorful fuzz ball-shaped aliens who are not as harmless as they look.

Traveling to Cleanix to investigate why floating space junk has engulfed MouseStar 1, Geronimo finds that the planet's alien inhabitants are extremely wasteful and face the threat of rebellion by the robots they've thrown in the trash.

Geronimo Stiltonix and his spacemice crewmates travel to a planet where delicious mozzarella grows in order to restore harmony between its alien inhabitants and the cheese-loving slurp monster.

"Professor Greenfur, MouseStar 1's onboard scientist, has changed color from green to...orange! To uncover what's wrong, the spacemice travel to his home planet of Photosyntheson. Professor Greenfur's relatives are being threatened by the nibblix, tiny aliens with very sharp teeth! Can the spacemice help in time?"--