22. Outer Space

1234567891011121314
Across
  1. 1. The layer of gases that surrounds a world.
  2. 3. The second world from its central star, known for being very hot and cloudy.
  3. 4. A large bowl-shaped hole on the surface of a world or moon, often made by impacts.
  4. 5. The fourth world from its central star, known as the "Red Planet."
  5. 7. The largest world in our system, a giant made mostly of gas.
  6. 12. An object, either natural or human-made, that circles a world.
  7. 14. To spin around a central line or point.
Down
  1. 2. To move in a circular or elliptical path around another object.
  2. 4. A group of stars that form a pattern or picture in the night sky.
  3. 6. An imaginary line through the center of a world that it spins around.
  4. 8. A giant cloud of gas and dust in space, where new stars are born.
  5. 9. Hole A region in space where gravity is so strong that nothing, not even light, can escape.
  6. 10. The smallest and closest world to its central star in our system.
  7. 11. The invisible force that pulls objects towards each other.
  8. 13. Our home world, the third from its central star, where we live.