Earth and Space Complete Review

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Across
  1. 6. The way something appears to move from Earth Ex: The stars appear to move in the night sky.
  2. 9. Deneb, Vega, and ____ make up the summer triangle.
  3. 11. The Milky Way is a _______ galaxy.
  4. 16. A dying star that turns red and becomes larger
  5. 18. The closest star to Earth
  6. 20. He mapped the discovered planet Uranus.
  7. 21. Cloud and dust in space, where stars are born
  8. 22. The galaxy our solar system is in.
  9. 24. galaxy that does not have the clearly defined shape and structure
  10. 27. A three-dimensional map of the stars
Down
  1. 1. Orion, Canis Major, Canis Minor, Taurus, and Gemini make up the _____.
  2. 2. A very young star
  3. 3. Stars are different colors because they have different ______.
  4. 4. Large space rock that orbits the Sun, is round, has gravitation and atmosphere, and clears its orbit of space objects
  5. 5. Another name for the north star
  6. 7. Galaxies that tend to be smooth and oval
  7. 8. constellations that are always visible in the night sky of the northern hemisphere
  8. 10. A small rocky or metallic object that orbits the Sun
  9. 12. He created a classification system for galaxies.
  10. 13. A star that has used up all its fuel, about the size of Earth
  11. 14. An instrument that makes distant objects appear nearer
  12. 15. A group of stars that can be seen in the night sky. It is not a constellation
  13. 17. Where gravity has become so strong that nothing around it can escape, not even light
  14. 19. Mercury, Venus, Earth, and Mars are ____ planets
  15. 23. When a huge star explodes
  16. 25. Stars give off energy and light. For example: the Sun
  17. 26. A red star that is 3.000°C