Sky object

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Across
  1. 2. the planet farthest from the sun
  2. 5. it is our sun and all object that are gravitationally travels around it
  3. 9. the coldest planet in the solar system
  4. 10. the planet with the nickname 'red planet'
  5. 11. the brightest planet in solar system
  6. 12. a regular, repeating path that one object in space takes around another one.
  7. 14. a moon, planet or machine that orbits a planet or star.
Down
  1. 1. a very large ball of bright glowing hot matter in space.
  2. 3. a dwarf planet in solar system
  3. 4. an astronomical body orbiting Earth and is the planet's only natural satellite.
  4. 6. a person who is trained to travel in a spacecraft.
  5. 7. the planet closest to the sun in the solar system
  6. 8. the largest planet in solar system
  7. 13. the sixth planet from the sun in the solar system
  8. 15. the only known planet to support life