The Outer Solar System and Life - Lecture 2

Explore the possibility of life in outer space in this second Christmas lecture by renowned astronomer Carl Sagan. Journey beyond Earth to examine the origins of life and its potential existence elsewhere in the universe. Delve into the early stages of Earth's atmosphere development and discover how essential molecular building blocks for proteins and nucleic acids formed. Learn about ongoing organic chemistry processes on Jupiter and Saturn's moon Titan, and understand the significance of NASA's Voyager missions in exploring these hypotheses. Gain insights into the unity underlying Earth's diverse life forms and consider how similar processes might occur in the outer solar system.

The outer solar system and life - Carl Sagan's 1977 Christmas Lectures 2/6