Star Wars Reveals Ben Solo's Reaction To Learning He Was Darth Vader's Grandson ✖ Star Wars has finally given fans a look at the decisive moment when Ben Solo learned that his grandfather was Darth Vader. The connection between Darth Vader/Anakin Skywalker and Luke and Leia Skywalker was the defining twist of the Star Wars Original Trilogy; however, the Star Wars Sequel Trilogy was a lot murkier when it came to explaining how the infamous path of the Skywalker bloodline affected Ben Solo and his transformation into Kylo Ren. Now, things to the new in-universe biography Skywalker: A Family At War, we get a lot more details on what happened when Ben Solo learned Darth Vader was his granddad.