Traveling to Cleanix to investigate why floating space junk has engulfed MouseStar 1, Geronimo finds that the planet's alien inhabitants are extremely wasteful

Spacemouse Geronimo Stiltonix's adventures are out of this world! MouseStar 1 is surrounded by floating space junk! It's yucky -- and dangerous. Geronimo Stilto

Spacemouse Geronimo Stiltonix's adventures are out of this world! Each year on the Night of Dancing Stars, the elfix aliens distribute gifts to all the creature

Geronimo Stilton meets outer space in this cosmically fun spin-off series! Meet Geronimo Stiltonix:He is a spacemouse -- the Geronimo Stilton of a parallel univ

Traveling to Cleanix to investigate why floating space junk has engulfed MouseStar 1, Geronimo finds that the planet's alien inhabitants are extremely wasteful