Across
- 2. discovered Uranus
- 4. the first artificial object to orbit the earth
- 7. Aphrodites Greek name
- 8. Father of modern rocketry
- 9. The red planet
- 11. closet planet to the sun
- 14. the first women to fly in space
- 15. the ringed planet
Down
- 1. first astronomer who improved the telescope
- 3. The first American to fly in space
- 5. the Great Red Spot
- 6. The first human being to walk on the moon
- 10. The nomadic plaenet
- 12. was discovered in 1781 by William Hershel
- 13. discovered light is a combination of many colors; discovered laws of motio.