ASTRONOMY

123456789101112
Across
  1. 4. It is grows up into Ward Cleaver.
  2. 6. All existing matter and space considered as whole
  3. 7. It has 250 billion plus or minus a few hundred billion stars.
  4. 9. A group of stars in the sky that looks like a hunter with a line of three bright stars for a belt
  5. 10. They are blowing up in these systems.
  6. 11. They are among to the most perplexing objects in the universe.
  7. 12. They have to map it multiple times.
Down
  1. 1. Which star map is over 6.000 years old?
  2. 2. What does the speaker like to call them?
  3. 3. What is 30.000 years old?
  4. 4. Sloan Digital Sky Survey
  5. 5. The name of Dutch school teacher.
  6. 8. What is new in SDSS-V.