Astronomy

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Across
  1. 2. What Planet is heavier than all the planets combined
  2. 5. When the moon cover the sun
  3. 6. The closest ..... Is 1,600 years light years away from earth
  4. 7. A full moon is nine times...... than a half moon
  5. 9. The Crab ...... was produced by a supernova explosion in 1054 A.D., The explosion could be seen for months
  6. 10. Famous Comet
Down
  1. 1. Temperatures on ..... are hot enough to melt lead
  2. 3. There are .... types of nebulas
  3. 4. First man to walk on the Moon
  4. 8. Our galaxy