I–III (the prequel trilogy) being released between 1999 and 2005, and Episodes VII–IX (the sequel trilogy), being released between 2015 and 2019. Each trilogy focuses on a generation of the Force-sensitive Skywalker family. The original trilogy depicts the heroic development of Luke Skywalker, the prequels tell the backstory of his father Anakin, while the sequels feature Luke's nephew, Ben Solo, and Luke's protegé Rey. An anthology series set between the main episodes entered development in parallel to the production of the sequel trilogy, described by Disney chief financial officer Jay Rasulo as origin stories. The first entry, Rogue One (2016), tells the story of the rebels who steal the Death Star plans just before Episode IV. Solo (2018) focuses on Han Solo's backstory, also featuring original trilogy co-protagonists Chewbacca and Lando Calrissian and involving prequel trilogy villain Darth Maul. Lucasfilm has a number of Star Wars films in development, two of which were confirmed during Disney Investor Day 2020. The first will be an unspecified film from Taika Waititi, who in May 2020 was announced to be directing a Star Wars film he was co-writing with Krysty Wilson-Cairns. The second is a film titled Rogue Squadron, which is being directed by Patty Jenkins. Additionally, a trilogy independent from the Skywalker Saga is being written by The Last Jedi writer/director Rian Johnson. In September 2019, it was announced that Kathleen Kennedy and Kevin Feige would collaborate to develop a Star Wars film; however, the film was no longer in active development as of May 2022. In February 2020, a film was announced to be in development from director J. D. Dillard and writer Matt Owens; however, Dillard announced he was no longer to direct that film in November 2022. In May 2022, the Waititi film was expected to be the next Star Wars film to be produced, ahead of the previously announced Rogue Squadron, with Kennedy stating that they were aiming for a late 2023 release date but had not yet officially scheduled one. As of September 2022, untitled films are scheduled for release on December 19, 2025, December 17, 2027 and December 21, 2029. History Original trilogy In 1971, George Lucas wanted to film an adaptation of the Flash Gordon serial, but could not obtain the rights, so he began developing his own space opera. After directing American Graffiti (1973), he wrote a two-page synopsis, which 20th Century Fox decided