Mars and earth

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Across
  1. 2. The guy mars is named after
  2. 4. the layer of gas that covers the planet
  3. 5. The moon that won't hit mars
  4. 9. the guy who discovered mars
  5. 10. The only planet that can sustain human life
  6. 12. the moon that gonna hit Mars
  7. 14. the number of moons mars have
Down
  1. 1. third planet from the sun
  2. 3. thefourth planet from the sun
  3. 6. shape of the Earth and Mars
  4. 7. Another name for the earth
  5. 8. the meaning of Earth
  6. 11. This makes Mars appear as tho it is red
  7. 13. The Red Planet
  8. 15. the number of moons the earth has