22. Outer Space

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Across
  1. 5. The layer of gases that surrounds a world.
  2. 6. The second world from its central star, known for being very hot and cloudy.
  3. 11. An object, either natural or human-made, that circles a world.
  4. 12. A region in space where gravity is so strong that nothing, not even light, can escape.
  5. 13. A large bowl-shaped hole on the surface of a world or moon, often made by impacts.
  6. 14. The largest world in our system, a giant made mostly of gas.
  7. 15. To spin around a central line or point.
Down
  1. 1. An imaginary line through the center of a world that it spins around.
  2. 2. The fourth world from its central star, known as the "Red Planet."
  3. 3. The invisible force that pulls objects towards each other.
  4. 4. A group of stars that form a pattern or picture in the night sky.
  5. 7. Our home world, the third from its central star, where we live.
  6. 8. To move in a circular or elliptical path around another object.
  7. 9. A giant cloud of gas and dust in space, where new stars are born.
  8. 10. The smallest and closest world to its central star in our system.