C. R. "Chuck" Downing
shared:
8/30/2017 2:05:08 AM
Reply#SciFact If Earth were a marble, Neptune would be over 3.5 MILES away from the sun at that scale. @SherryFrazier https://t.co/D5r4LaqJcO
— C.R. Downing (@CRDowningAuthor) August 30, 2017