Dr. Al Grauer hosts. Dr. Albert D. Grauer ( @Nmcanopus ) is an observational asteroid hunting astronomer. Dr. Grauer retired from the University of Arkansas at Little Rock in 2006. travelersinthenight.org

Today's 2 topics:

- The end of the line for the moon of a planet is when it reaches the Roche Limit distance from its host.

- A modern ribosome found in a particular organism is organized into layers like an onion with a common core for all life residing at the center.

 

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