Our Place in Space

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Across
  1. 2. The different seasons are caused by the ______ of the Earth on it's axis
  2. 6. A group of stars that form a recognisable pattern
  3. 9. The type of reactions that occur in stars
  4. 11. The Earth ________ on it's axis
  5. 12. What the half of Earth that is facing away from the Sun experiences
  6. 14. During summer the days are ___________
  7. 16. The time taken for a planet to complete one revolution around the Sun
  8. 18. During winter the sunlight strikes Earth's surface with _____ intensity
  9. 19. The number of minutes it takes light from the sun to reach Earth
  10. 22. The season experienced in Australia when the southern hemisphere is leaning towards the sun
  11. 23. The Earth _______ around the Sun
  12. 24. The Earth spins from _______ to East
  13. 26. The fifth biggest planet in our solar system
  14. 27. The time taken for a planet to rotate on it's axis
Down
  1. 1. A star map that aids in locating particular stars in the night sky
  2. 3. A rocky object circling a planet that does not produce it's own light
  3. 4. The scientific study of stars, planets and other celestial objects
  4. 5. The galaxy our solar system is in (2 words)
  5. 7. An imaginary line running through Earth
  6. 8. The asteroid belt is located between Mars and _________
  7. 10. The outer planets that consist of huge balls of gas with small rocky cores (2 words)
  8. 13. During summer the sun rises ________ in the sky
  9. 15. The shape of Earth's orbit around the Sun.
  10. 17. The season experienced in Australia when the southern hemisphere is leaning away from the sun
  11. 20. The force that keeps planets orbiting around the Sun
  12. 21. The name given to the path a planet takes whilst revolving
  13. 25. Massive burning ball of hydrogen gas