Patterns of Earth and Sky

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Across
  1. 2. observations or measurements recorded in an investigation
  2. 5. A huge object in space that gives off heat and light
  3. 6. to move in a regular path around something
  4. 11. system the sun, the planets that orbit the sun, and other objects that orbit the sun
  5. 12. an attempt to find out about something
  6. 13. The pull between Earth and other objects, which acts even without touching
Down
  1. 1. An arrangement of stars as seen from Earth
  2. 3. A scientist who studies stars, planets, and other objects in the universe
  3. 4. a period of time that is 24 hours long and includes daytime and night time
  4. 7. to make a picture in your mind using information from different sources
  5. 8. something scientists make to answer questions about the real world
  6. 9. Something we observe to be similar over and over again
  7. 10. the only star in our solar system.