Stars

123456789101112131415
Across
  1. 3. where Henrietta Leavitt was born on July 4, 1868
  2. 6. giant, different types of stars are Dwarfs, red and yellow dwarfs, giant stars, and this
  3. 9. what she discovered 4 of
  4. 10. stars are huge balls of hydrogen and this
  5. 14. closest star to earth, 4.2 light years away
  6. 15. number of stars in the universe
Down
  1. 1. what she used to determine the magnitude for stars in 108 areas of the sky
  2. 2. life span of largest stars
  3. 4. number of types of stars
  4. 5. observatory where Leavitt worked for 26 years
  5. 7. stars have different size, mass, temperature, and this
  6. 8. stars range in color from blue to orange to red to this color
  7. 11. Scuti, largest star in the Milky Way
  8. 12. stars are formed from big clouds of dust and this
  9. 13. cycle, period of time stars go through stages