The World Is a Worse Place Without Carl SaganJesus Diaz11/09/10 10:08pmFiled to: anniversariescarl sagan91EditPromoteShare to KinjaToggle Conversation toolsGo to permalink Carl Sagan. Astronomer. Astrophysicist. Cosmologist. Writer. Great guy. Personal hero. He was born November 9, 1934. Happy Birthday, Dr. Sagan—we miss you. We need more people like you on the planet. Learn more about him here.