space

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Across
  1. 5. Celestial bodies orbiting a star.
  2. 6. A large, bowl-shaped cavity on a celestial body.
  3. 9. A small rocky body orbiting the Sun.
  4. 10. The planet known for its beautiful rings.
Down
  1. 1. The hottest planet in our solar system.
  2. 2. A massive system of stars, stellar remnants, and dark matter.
  3. 3. An instrument to observe distant objects.
  4. 4. A robotic vehicle designed to explore the surface of another planet.
  5. 7. The Red Planet.
  6. 8. Earth's natural satellite.