THE BLUE PLANET IN SPACE!

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Across
  1. 2. way, the galaxy containing the solar system consists of millions of stars that can be seen across the night sky.
  2. 4. The study of the whole universe.
  3. 8. Everything that exists anywhere.
  4. 9. smallest planet in the Solar System.
  5. 10. An artificial body placed in orbit around the earth or another planet in order to collect information or for communication.
  6. 12. The largest planet in the solar system, a gas giant that is the fifth in order from the sun.
  7. 13. A celestial object consisting of a nucleus of ice and dust and, when near the sun, a “tail” of gas and dust particles pointing away...
  8. 15. A dwarf planet, formerly considered the ninth planet in order from the sun.
  9. 16. The satellite of the earth.
  10. 17. any of numerous small celestial bodies composed of rock and metal that move around the sun.
  11. 19. The second planet of the sun.
  12. 20. A path that the planets move around the sun.
Down
  1. 1. A system of millions or billions of stars, together with gas and dust, held together by gravitational attraction.
  2. 3. A group of stars forming a pattern.
  3. 5. The star around which the earth orbits
  4. 6. relating to the sky or the heavens.
  5. 7. The seventh planet from the Sun, and the third-largest
  6. 11. A distant planet of the solar system, eighth in order from the sun.
  7. 14. a planet circled with flat rings.
  8. 16. Known as the red planet.
  9. 18. The planet on which we live, the third planet from the sun in the solar system.