Space

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Across
  1. 1. Universe as a whole
  2. 5. hole Region of space with extremely strong gravitational pull
  3. 8. Luminous sphere of plasma in space
  4. 12. Object that orbits a planet or star
  5. 13. Instrument used to observe distant objects in space
  6. 14. Earth's natural satellite
  7. 16. Path followed by a celestial object around another object
  8. 18. Person who travels in space
  9. 19. Vast cloud of gas and dust in space
Down
  1. 2. Craft designed for space travel
  2. 3. Vehicle used to travel through space
  3. 4. Celestial body that orbits a star
  4. 6. Study of celestial objects and phenomena
  5. 7. Huge system of stars, gas, and dust held together by gravity
  6. 9. Extraterrestrial being
  7. 10. Small celestial body that burns up upon entering Earth's atmosphere
  8. 11. Celestial object composed of ice and dust
  9. 12. The star at the center of our solar system
  10. 15. Force that attracts objects toward each other
  11. 17. Group of stars that form a recognizable pattern