Solar System

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Across
  1. 3. - Stream of charged particles emitted by the Sun.
  2. 4. - celestial body that orbits the Sun and smaller than a planet.
  3. 5. - Force that attracts objects toward each other.
  4. 6. - A luminous celestial object that generates light and heat.
  5. 8. - The plane of Earth's orbit around the Sun.
  6. 10. - Group of stars forming a recognizable pattern.
  7. 14. - Model with the Sun at the center of the solar system.
  8. 15. - Natural or artificial object that orbits a planet.
  9. 16. - A large celestial body orbiting a star.
  10. 18. - Region between Mars and Jupiter.
Down
  1. 1. - Planets with thick atmospheres, like Jupiter and Saturn.
  2. 2. - The path an object takes around another in space.
  3. 7. - Orbital motion of a celestial body around another.
  4. 9. - A planet that orbits a star outside our solar system.
  5. 11. - Planets - Rocky planets like Earth and Mars.
  6. 12. - Instrument used to observe distant objects in space.
  7. 13. - A cloud of gas and dust in space.
  8. 17. - A celestial object with a bright coma and a tail.