Space!

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Across
  1. 6. System Group of planets that go around the sun
  2. 7. A person who travels to space
  3. 9. Group of stars that make a pattern
  4. 10. Sixth planet away from the sun
Down
  1. 1. Planet Small planet that goes around the sun
  2. 2. _____ pulls us down to Earth
  3. 3. Air that protects earth from space
  4. 4. Fourth planet away from the sun
  5. 5. Our own planet that we live on
  6. 6. Bright fire ball in space
  7. 8. The biggest star in our solar system