Space Crossword Puzzle

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Across
  1. 2. This is what we call the people that we send to space
  2. 5. The galaxy where Earth is found
  3. 8. Billions of these light up the night sky
  4. 9. The area outside of Earth's atmosphere
  5. 10. This object is how we send astronauts to space
Down
  1. 1. A large component of stars and planets
  2. 3. All objects that orbit around a star
  3. 4. An object sent to space by humans to help us better understand space
  4. 6. A small combination of rock and metal that flies through the sky
  5. 7. A large object such as Jupiter or Venus that orbits the Sun
  6. 11. The planet that we live on
  7. 12. A massive star that the Earth orbits around