Astro remains stranded in the 20th century, but he's certainly not laying about! Astro must save the Earth from a voracious Martian fungus -- and save the intelligent organism from the hydrogen bomb -- all the while having to begin the fight for robot's rights and to keep robots from fighting each other!
- Living Mold from Outer Space
- A Declaration of Robot Rights
- Astro Goes to Elementary School
- Gone with the Snow
- The Faceless Robot