Beyond Earth

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Across
  1. 3. The theory that states that the Sun is the central body of the solar system and other planets revolve around it.
  2. 6. The galaxy in which our planet Earth is situated.
  3. 7. The colour of a star is determined by this.
  4. 8. A stars life ends in a ______
  5. 9. Our sun is an example of this star
Down
  1. 1. A pattern of stars that may be seen within a single constellation or different constellations.
  2. 2. A group of stars, star systems, star clusters, dust and gas bound together.
  3. 4. A star's life begins in ______
  4. 5. Imaginary figures around some of the fixed group of stars.