Nature and Univers

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Across
  1. 1. "The layer of gases surrounding Earth (10 letters)."
  2. 3. "All of space and everything in it, including stars and galaxies (8 letters)."
  3. 6. "The Sun and the celestial bodies that orbit it, including planets (11 letters)."
  4. 8. "The day-to-day atmospheric conditions, such as rain or sunshine (7 letters)."
  5. 10. "A massive system of stars, planets, and other celestial bodies bound by gravity (6 letters)."
Down
  1. 2. "Rain, snow, sleet, or hail that falls to the ground (13 letters)."
  2. 4. "The average weather conditions in a region over a long period (7 letters)."
  3. 5. "A system of winds rotating inward to an area of low pressure, often causing storms (7 letters)."
  4. 7. "The scientific study of weather and the atmosphere (11 letters)."
  5. 9. "The imaginary line dividing Earth into the Northern and Southern Hemispheres (7 letters)."