SPACE

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Across
  1. 2. A scientist that studies space
  2. 3. spinning on axis
  3. 9. longest wave length
  4. 10. U-V index
  5. 11. Hot flaming ball of gas
  6. 12. sun and moon at right angles with eachother
  7. 13. used to look into bodies
  8. 14. Where stars form
Down
  1. 1. object going around another object
  2. 4. very long-period waves
  3. 5. a tide just after a new or full moon
  4. 6. A lot of solar systems in one clump
  5. 7. New moon, 1rst quarter, waxing gibbous
  6. 8. The Hulk