Space Jim

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Across
  1. 4. one of many large rocks that circle the sun
  2. 5. one that is suitable for humans to breathe.
  3. 9. piece of rock or other matter from space that has landed on earth
  4. 10. conditions that are good enough to live in or on
Down
  1. 1. speed
  2. 2. space from which most or all of the matter has been removed, or where there is little or no matter
  3. 3. type of small star
  4. 6. a meteor (= a piece of rock from space that produces a bright light as it travels through the earth's atmosphere)
  5. 7. curved path through which objects in space move around a planet or star
  6. 8. an object that moves around the sun, usually at a great distance from it, that is seen on rare occasions from the earth as a bright line in the sky