Across
- 1. the star closest to the earth
- 2. to turn on an axis
- 4. large planet known for the Great Red Spot
- 5. third planet from the sun; only planet people have walked on
- 8. number of planets in our solar system
- 10. Saturn, Jupiter, Uranus, and Neptune have _______ around them
- 11. planet with the brightest rings
- 14. the red planet; humans have sent robots here
- 15. furthest planet from the sun
- 17. number of stars in our solar system
- 18. Neil Armstrong was the first person to walk on the...
- 19. our sun and the objects that orbit around it
Down
- 1. place where astronauts live and work in space
- 3. an American space traveler
- 6. warmest planet; cloudy planet
- 7. it takes Earth 365 days to ______ the sun
- 9. the force that pulls you towards the center of a planet or star
- 12. planet that rotates on its side
- 13. instrument used for seeing stars and planets clearly
- 16. dwarf planet with two moons
- 20. planet closest to the sun