Screen Rant

George R.R. Martin confirms that there are still three Game of Thrones spinoffs in development. 1 / 8

In a post on his website, Martin wrote that all three are "moving forward nicely." 2 / 8

The Game of Thrones prequel, The Long Night will start filming later this year. 3 / 8

The other two, currently unnamed spinoffs are still in the script stage. 4 / 8

Martin doesn't share any other details about what these shows may be about... 5 / 8

But he does suggest picking up a copy of his Targaryen history book, Fire & Blood. 6 / 8

Might one of Game of Thrones' spinoffs feature famed Targaryens like Aegon the Conqueror? 7 / 8

Only time will tell. Game of Thrones season 8, however, wraps up on May 19. 8 / 8