The Universe

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Across
  1. 3. The universe came around about 13.8__________ years ago.
  2. 6. What is the Universe constantly doing?
  3. 7. There is over 100 billion _____ in our galaxy.
  4. 8. What is a Milky Way?
Down
  1. 1. Solar system is made up of?
  2. 2. What is the shape of the Milky way Galaxy?
  3. 3. What is the theory of how the universe came about?
  4. 4. It takes 250 million _______ for our Sun and the solar system to go all the way around the centre of the Milky Way.
  5. 5. What planet do we live on?