Astronomer Carl Sagan famously once said that "we're made of star stuff."
원문출처 : https://www.cnn.com/2021/05/22/world/star-birth-science-newsletter-wt-scn/index.html
원문출처 : https://www.cnn.com/2021/05/22/world/star-birth-science-newsletter-wt-scn/index.html