“Pale Blue Dot: A Vision of the Human Future in Space (1994) is a non-fiction book by Carl Sagan. It is the sequel to Cosmos: A Personal Voyage and was inspired by the “Pale Blue Dot” photograph, for which Sagan provides a sobering description. In this book, Sagan mixes philosophy about the human place in the universe with a description of the current knowledge about the Solar System. He also details a human vision for the future”….<More>