The 70s weren't the greatest time for TV shows, considering that 45 out of 96 shows got canceled. That being said, 1978, which was, believe it or not, 40 years ago, aired a handful of memorable shows that are still talked about today. Here are 10 beloved TV series that are turning 40 years old in 2018. 1. Battlestar Galactica YouTubeAfter the success of Star Wars, space operas became the latest Hollywood craze in the late 70s and early 80s. Surprisingly, the show ran for a year until it was canceled in 1979, but a campaign revived the show as