Solar System ll

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Across
  1. 3. shaped like a football
  2. 7. was a planet, now a dwarf planet
  3. 8. the program where Neil Armstrong landed on the moon
  4. 9. latest rover sent to Mars
Down
  1. 1. when a star explodes
  2. 2. a ring of icy bodies outside of neptune
  3. 4. when an meteor or object crashes into the surface of a planet
  4. 5. 1 martian day
  5. 6. has a tail