Space Crossword

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Across
  1. 3. the force that attracts
  2. 7. physical substance in general
  3. 8. a small rocky body orbiting the sun
  4. 9. cloud of gas and dust in outer space
Down
  1. 1. a system of millions or billions of stars
  2. 2. a gravitational field so intense that no matter or radiation can escape.milkyway
  3. 4. a in the sky object with a core of ice and dust
  4. 5. a large fixed glow point in the night sky
  5. 6. a celestial body distinguished from the fixed starsmoon the natural satellite of the earth