Space

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Across
  1. 3. Collection of stars held together by gravity
  2. 5. A model of the solar system with the sun at the centre
  3. 6. Time it takes a planet to make one full spin on its axis
  4. 8. Any Large body that orbits a star in a solar system
  5. 9. Path taken by one object moving around another larger object
  6. 10. The distance light travels in a year
  7. 12. Sun and the planets and other bodies in an orbit around it
Down
  1. 1. Changes in the temperature during the year as the Earth moves around the sun
  2. 2. Planets that orbit a star outside a solar system
  3. 4. Lumps Of Rock Orbiting the sun left over from when the solar system was formed
  4. 7. Length of time it takes for a planet to orbit the sun
  5. 11. The imaginary line that the Earth spins around