Stars and Galaxies L1-3a

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Across
  1. 2. A point in space that pulls everything in
  2. 6. A giant circle of stones in southwest England
  3. 7. The layer of the Sun above the photosphere
  4. 10. A huge system of stars, dust and gas held together by gravity
  5. 13. Galaxies that look round or oval
  6. 16. The innermost layer of the Sun
  7. 17. A cloud of gas and dust where stars are born
  8. 18. An Italian scientist who was the first to use a telescope
  9. 19. A tool with a star map drawn on a metal plate
  10. 20. The closest star to Earth
  11. 21. Relating to the sun
Down
  1. 1. A group of stars that form a pattern
  2. 3. The distance light travels in one year
  3. 4. A tool with a moveable arm, mirrors, and an eyepiece attached to a frame
  4. 5. Galaxies that have no real shape
  5. 8. Galaxies that look like pinwheels
  6. 9. A gigantic explosion of a star
  7. 11. Alarge pyramid in Mexico
  8. 12. When one thing covers another thing
  9. 14. A tool with that gathers light to see faraway places
  10. 15. The outermost layer of the Sun
  11. 22. Relating to the moon