the space

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Across
  1. 3. A person trained to travel in a spacecraft
  2. 6. A celestial object that is smaller than a planet, made up of rock, metal, or ice
  3. 8. The path of an object around a celestial body
Down
  1. 1. A celestial body that orbits around a planet
  2. 2. A vast group of stars, gas, and dust held together by gravity
  3. 4. The celestial object that is located at the center of our solar system
  4. 5. A celestial object composed of dust, ice, and small rocks
  5. 7. This celestial body is a small, rocky object that orbits the sun in the inner solar system