Space Crossword Puzzel

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Across
  1. 1. the galaxy that contains the Solar System
  2. 3. The space station where Apollo 11 took off from and landed back
  3. 8. A person trained to pilot, command, or serve as a member in space
  4. 10. The pull on Earth
  5. 13. the envelope of gases surrounding a planet
  6. 14. The star around which the earth orbits
  7. 15. an obscuring of the light from one celestial body by the passage of another between it and the observer or between it and its source of illumination
  8. 16. First spacecraft that landed humans on the moon
  9. 17. the alternate rising and falling of the sea, usually twice in each lunar day at a particular place, due to the attraction of the moon and sun
Down
  1. 1. the different ways the Moon looks from Earth over about a month
  2. 2. Something that can be propelled to a great height or distance into space
  3. 4. The curved path of a celestial object or spacecraft around a star, planet, or moon
  4. 5. First person to walk the moon
  5. 6. The United States Federal Government responsible for the civilian space program
  6. 7. the natural satellite of the earth, visible by reflected light from the sun
  7. 9. a celestial body moving in an elliptical orbit around a star
  8. 11. Move or cause to move in a circle around an axis or center
  9. 12. An instrument to see space clearer from on Earth
  10. 14. An artificial body placed in orbit around the earth or moon or another planet in order to collect information or for communication
  11. 16. an imaginary line about which a body rotates