Encyclopaedia Galactica
- Episódio foi ao ar 14 de dez. de 1980
- 1 h
Adicionar um enredo no seu idiomaCarl Sagan examines the possibility extraterrestrial life and discusses his skepticism about UFOs.Carl Sagan examines the possibility extraterrestrial life and discusses his skepticism about UFOs.Carl Sagan examines the possibility extraterrestrial life and discusses his skepticism about UFOs.