Across
- 5. Who was the first person to set foot on the moon?
- 6. How many moons does Mars have?
- 8. Who is the first person to fly into space?
- 9. What was the name of the first flight to put man on the moon?
Down
- 1. If you are good at astronomy, you can be an...
- 2. What is the fourth planet from the sun?
- 3. What is the third planet from the sun?
- 4. What is the unit of length used in astronomical distances called?
- 7. What is National Aeronautics and Space Administration for short?
- 10. How many moons does the earth have?