New 'Game of Thrones' Spinoff Could Run Longer Than the Original Series

Premiering in April of 2011 and running eight seasons until its conclusion in 2019, Game of Thronesis the most popular show in HBO history.

The show has already produced one spinoff series titled House of the Dragon, which has also been impressively popular. Now, HBO is set to debut a new spinoff series, and it could go even longer than the original series.

On Jan. 18, HBO is set to debut its new Game of Thrones spinoff series, A Knight of the Seven Kingdoms. Before it even premieres...