The 'Family Guy' and 'The Orville' creator unites with NatGeo to celebrate the famed astronomer. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Carl Sagan, the acclaimed astronomer, astrophysicist and author who introduced a whole generation to the wonders of the heavens with his bestselling "Cosmos" science book and TV series and made saying ...