"The cosmos is within us. We are made of star-stuff. We are a way for the universe to know itself." - Carl Sagan Ranging from whimsical to spiritual to thought-provoking, Among the Stars is a ...

This story appears in the August 2017 issue of National Geographic magazine. Carl Sagan spent his childhood immersed in Mars. The future scientist, an avid reader of Edgar Rice Burroughs’s ...