Across
- 2. An act of walking on the moon
- 3. The total or partial obscuring of one celestial body by another
- 5. A device that sends a rocket into the air with force
- 8. A person who has been trained for travelling in space
- 10. The third planet from the sun
- 13. A spacecraft that has no people present to operate or be in charge of it
Down
- 1. A vehicle used for travel in space
- 4. A vehicle or aircraft that travels regularly between two places
- 6. The US government organization that is responsible for space travel and the scientific study of space
- 7. The landing of an aircraft
- 9. A celestial body orbiting another of larger size
- 11. any of the large bodies that revolve around the sun in the solar system
- 12. A very large group of stars