Alexandra "Sasha" Sagan (born 1982) is an American author, television producer, filmmaker, and podcaster. == Early life and education == Sagan is the daughter of the writer Ann Druyan and astronomer Carl Sagan. She is a graduate of New York University. == Career == Sagan co-wrote the screenplay of the short film Bastard (2010) with Kirsten Dunst. The film was screened at the Tribeca Film Festival. She played the role of Carl Sagan's mother in Cosmos: Possible Worlds in 2020. She has writ…