Here are all the Star Wars movies so far in chronological order (you can see the length of the movie in minutes in the parentheses) [1]https://www.imdb.com/list/ls046118590/:
- Star Wars Episode I: The Phantom Menace (136 minutes)
- Star Wars Episode II: Attack of the Clones (142 minutes)
- Star Wars Episode III: Revenge of the Sith (140 minutes)
- Solo: A Star Wars Story (135 minutes)
- Rogue One: A Star Wars Story (133 minutes)
- Star Wars Episode IV: A New Hope (121 minutes)
- Star Wars Episode V: The Empire Strikes Back (124 minutes)
- Star Wars Episode VI: Return of the Jedi (131 minutes)
- Star Wars Episode VII: The Force Awakens (138 minutes)
- Star Wars Episode VIII: The Last Jedi (152 minutes)
- Star Wars Episode IX: The Rise of Skywalker (141 minutes)
This is 1493 minutes so far which is 24 hours and 53 minutes. So it seems that more than one day needed to watch all Star Wars movies not counting any breaks between the films.