Solar System II

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Across
  1. 4. Looked for life and looked if humans could one day go there
  2. 5. Has an event horizon
  3. 8. Killed the dinosaurs
  4. 9. Used to be known as the a plant, now is a dwarf
  5. 10. First dwarf planet to be explored by a spacecraft
Down
  1. 1. large space telescope orbiting Earth
  2. 2. Found evidence of water on mars
  3. 3. Donut-shaped region of icy bodies beyond the orbit of Neptune
  4. 6. located in the Kuiper Belt
  5. 7. Made of dust and ice that orbit the Sun