Solar System

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Across
  1. 2. The closest to the sun planet of the Solar System
  2. 6. Hypothetical spherical cloud of up to a trillion icy objects that surrounds the Solar System
  3. 8. The largest asteroid of the Solar System
  4. 9. What Jupiter and Saturn are mainly composed of
  5. 10. Has 27 known satellites
Down
  1. 1. Great ring of debris that surrounds the Solar System
  2. 3. What Earth, Venus, Mercury and Mars are mainly composed of
  3. 4. Small Solar System bodies, composed largely of volatile ices
  4. 5. The Solar System's biggest planet
  5. 7. The hottest planet of the Solar System