Challenge it!

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Across
  1. 2. celestial planet that orbits a planet
  2. 4. 4 planets farthest from the sun
  3. 5. known as the red plant
  4. 8. is made of gasses that surround a planet
  5. 10. earth-like
Down
  1. 1. 4 planets closest to the sun
  2. 3. closest plant to sun
  3. 6. only planet known to support life
  4. 7. hottest planet in our solar system
  5. 9. repeatedlytedlyly around a planet or star