Solar System

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Across
  1. 2. Way The name of our galaxy
  2. 4. The coldest planet in The Solar System
  3. 6. The Red Planet
  4. 7. The Fifth-planet from the sun
  5. 10. The smallest gas giant
  6. 12. A person trained, equipped, and deployed by a human spaceflight program
  7. 13. The second brightest natural object in the night sky after the Moon.
Down
  1. 1. A vast cosmic islands of stars, gas, dust, and dark matter held together by gravity.
  2. 2. The smallest planet of the Solar System
  3. 3. A vehicle or machine designed to fly in outer space
  4. 5. The planet with a ring
  5. 8. A spacecraft, aircraft, vehicle or projectile that obtains thrust from a rocket engine
  6. 9. hole A region of spacetime where gravity is so strong that nothing
  7. 11. The Blue Planet
  8. 14. It includes all of space, and all the matter and energy that space contains