Across
- 2. a depressed robot
- 4. president of the galaxy
- 8. home to the planet builders
- 9. reason the Earth was destroyed
- 10. human who left Earth years before its destruction
Down
- 1. an alien stuck on Earth for 15 years
- 2. smartest beings on Earth
- 3. the main character
- 5. a computer designed to find the ultimate question of life
- 6. translates all languages
- 7. destroyed Earth
- 10. the most useful tool for a hitchhiker