Interplanetary voyages -- Fiction. Adventure and adventurers -- Fiction. Robbers and outlaws -- Fiction. Mice -- Fiction. Science fiction.

Interplanetary voyages -- Fiction. Extraterrestrial beings -- Fiction. Adventure and adventurers -- Fiction. Mice -- Fiction. Science fiction.

Monsters -- Fiction. Interplanetary voyages -- Fiction. Mice -- Fiction. Adventure and adventurers -- Fiction. Science fiction.

Human-alien encounters -- Fiction. Interplanetary voyages -- Fiction. Adventure and adventurers -- Fiction. Mice -- Fiction. Science fiction.

Extraterrestrial beings -- Juvenile fiction. Mice -- Juvenile fiction. Planets -- Exploration -- Juvenile fiction. Extraterrestrial beings -- Fiction. Mice -- Fiction.

Mice -- Juvenile fiction. Interplanetary voyages -- Juvenile fiction. Extraterrestrial beings -- Juvenile fiction. Picture books. Adventure and adventurers -- Fiction.

Robots -- Fiction. Inventors -- Fiction. Humorous stories. Science fiction.