The Y-wing is a fictional Galactic Republic, Rebel Alliance and New Republic starfighter in the "Star Wars" franchise, they appear in Rogue One, released in which year, an American epic space opera film? 
Y-wing:  They appear in "", "Star Wars Episode V: The Empire Strikes Back", "Star Wars Episode VI: Return of the Jedi", "Rogue One", , "Star Wars Rebels" TV series and the "Star Wars" expanded universe's books, comics, and games. Rogue One: Rogue One: A Star Wars Story, or simply Rogue One, is a 2016 American epic space opera film directed by Gareth Edwards.
2016