"Cosmos: A Spacetime Odyssey," hosted by astrophysicist
Less stellar was Fox's animated comedy
ABC's fairytale drama "Once Upon a Time" earned a 1.7 rating in 18-49, marking its lowest rating ever, down 15% from last week, but it was still the highest-rated show of the night. Its lead-in was the 4-decades-old Peanuts special "It's the Easter Beagle, Charlie Brown," which brought in 3.5 million viewers (0.9 in 18-49).
With a total haul of 9.1 million viewers,