da bad boys@ckool!!!

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Across
  1. 3. an object such as a moon which moves around a larger one such as a planet
  2. 6. The act of turning around on an axis
Down
  1. 1. a large group of stars held together by gravitation and separated from any other system by large areas of space
  2. 2. system the sun together with all the planets, moons, etc
  3. 3. the star which is the centre of our solar system
  4. 4. what we live on
  5. 5. it's Earth's natural satellite, a large, round celestial body that orbits our planet