The Solar System

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Across
  1. 6. The force that pulls objects towards each other
  2. 8. The scientific study of space and celestial objects
  3. 9. An oval-shaped path or form
  4. 10. When one space object blocks the light of another
  5. 13. The distance light travels in one year
Down
  1. 1. All of space, time, matter and energy that exists
  2. 2. A massive system of stars, gas and dust held together by gravity
  3. 3. The most common element and the main fuel for stars
  4. 4. A group of related parts, working together, like the Solar System
  5. 5. A drawing that shows objects at a proportional size
  6. 7. The path an object takes around a star, object or moon
  7. 11. A predictable or repeating arrangement
  8. 12. A small rocky object that orbits the Sun