Something Old, Something Blue

We are not only star stuff, we are also Big Bang stuff! We learn about how the formation of deuterium in the first few minutes after the Big Bang has left a lingering mark on the universe and each of us. A mysterious blue nebula has been explained as the Yo-Yo like aftermath of the merger of two small stars, Jim and Addie choose between the Moon and Mars for their vacation destinations, and our trivia is about the big blue marble.

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