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