THIS is PBS by Egantx7

Question 8

Prior to the answer to question #7, this program, which originally aired over 13 episodes in the autumn of 1980, was the most watched program in PBS history. Subtitled "A Personal Voyage", a new version of this program was produced by Seth MacFarlane and Ann Druyan in 2014. Identify this science show which ended with the final two episodes titles "Encyclopaedia Galactica" and "Who Speaks for Earth?".