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Author Question: Counting only the material between us and the galactic Center, we measure a mass of ________ billion ... (Read 56 times)

Sportsfan2111

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on: Jul 27, 2018
Counting only the material between us and the galactic Center, we measure a mass of ________ billion Suns.
 
  Fill in the blank(s) with correct word

Question 2

When decoupling occurred ________ formed.
 
  Fill in the blank(s) with correct word


yeungji

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Reply #1 on: Jul 27, 2018
Answer to Question 1

100

Answer to Question 2

hydrogen atoms


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