Crossword - Space

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Across
  1. 2. The closest star to Earth (3 letters):
  2. 4. The largest planet in our solar system
  3. 5. The third planet from the sun
  4. 7. The study of celestial objects and phenomena
  5. 8. The path that a planet follows around the sun
  6. 9. The natural satellite of Earth
Down
  1. 1. A group of stars forming a recognizable pattern
  2. 2. The region beyond Earth’s atmosphere
  3. 3. The force that keeps planets in orbit around the sun
  4. 6. A massive celestial body that emits light