SNL has aired less than 850 episodes since its debut , and began its forty-third season before December 2017 .
Broadcast from Studio 8H at NBC 's headquarters in the Comcast Building at 30 Rockefeller Plaza , SNL has aired 850 episodes since its debut , and concluded its forty-third season on May 19 , 2018 , making it one of the longest-running network television programs in the United States .
Saturday Night Live