Clinton Space Program Crossword

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Across
  1. 3. The length of time it takes for the Earth to travel around the sun
  2. 4. A large ball of gas that produces light and heat
  3. 6. The second planet from the sun
  4. 7. The sun is the biggest ____ in the solar system.
  5. 9. The two-word name for our galaxy
  6. 11. The planet we live on
  7. 12. Astronauts use a space ____ to travel to the moon.
  8. 14. A tool that helps people see into space
  9. 15. Neil Armstrong was the first person to walk on the ____.
Down
  1. 1. Astronauts float in outer space because there is no ____.
  2. 2. The planet famous for its rings
  3. 5. A person who works in outer space
  4. 8. The "red planet" we have sent robots to explore
  5. 10. The scientific study of stars, planets, and other objects in outer space
  6. 11. When the moon passes between the Earth and sun, blocking the light
  7. 13. The two-word name for the sun and all the objects that orbit it