Space

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Across
  1. 2. Smallest planet in our solar system
  2. 3. Light in galaxies shifting towards the red end of the spectrum
  3. 6. Dense matter which no light or matter can escape
  4. 7. Chunks of ice dust and rock that orbit the sun
  5. 9. Biggest star in space
  6. 10. 4 times wider than the earth
  7. 12. Has 1.7 million asteroids
  8. 13. Has 7 rings and 7 gaps
  9. 15. As the universe cools energy turns into matter/hydrogen
Down
  1. 1. Is a gas giant and has a solid inner core that is the size of earth
  2. 2. Size of dust particles
  3. 4. Small things that glow in space
  4. 5. 14 known moons named after greek sea gods
  5. 8. There are _ planets
  6. 11. Rotates backwards on its axis
  7. 14. Too small to be considered planets