20. Why does a comet's tail split in two? (A K2S Question)
From The Space Library
Usually there are two tails: one is made of gas, and the other made of grains of dust. These two tails extend in slightly different directions, thus causing the split appearance.
Answer provided by Alan Hale, Ph.D. & Capt. USN (Ret.) William Readdy
Question and Answer extracted from the book Kids to Space - by Lonnie Schorer
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