Space

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Across
  1. 4. First man on the Earth's natural satellite
  2. 8. An Object that helps you look at sky
  3. 9. A star's explosive finale
  4. 10. biggest planet in the solar system
  5. 11. The abbrevation for International Space Station
  6. 12. Tunnels through spacetime
  7. 15. The red planet
  8. 16. hottest planet in the solar system
  9. 18. One name for collection of million of stars
  10. 19. Before the Space Shuttle
Down
  1. 1. Saturn has these
  2. 2. Nemo of the Nicolaus Copernicus discovery
  3. 3. The English name for Earth's natural satellite
  4. 5. Name of a person going to space
  5. 6. Country that launched the first man in space
  6. 7. A force that attracts one object to another
  7. 10. First month of the summer
  8. 13. Smallest planet in the solar system
  9. 14. Neme of the first artificial satellite
  10. 17. What has a tail?