earth and space crossword

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Across
  1. 2. The planet Elon Musks wants to inhabit
  2. 3. Creation of the universe
  3. 5. A small metallic or rocky body from outer space
  4. 7. The galaxy we live in
  5. 8. the stage in large starts life When most of the hydrogen has been converted to helium
  6. 11. This generates so much energy that the explosion lights up the sky for many light-years(medium star)
  7. 13. The colourful lights in the sky
  8. 14. A planet that is also the name of a greek god
Down
  1. 1. The longest period in the life span of any star
  2. 4. 7th plant from the sun
  3. 6. One year travelling at the speed of light
  4. 9. A ball of ice that moves around in outer space
  5. 10. Our solar system
  6. 12. This occurs when the Sun, Earth and moon align