Luke Skywalker is a character from the Star Wars universe. He is the main hero of the Star Wars movies and book series. Luke was in three Star Wars movies, Episode IV: A New Hope, Episode V: The Empire Strikes Back and Episode VI: Return of the Jedi. He was also in most of the books that took place after these movies. Luke Skywalker was played by actor Mark Hamill in all three movies. The character was also shown briefly at his birth in Episode III: Revenge of the Sith.

Luke Skywalker was the main character during the original three movies. These movies follow his life from being a farmer on the planet Tatooine to becoming an important part of the Rebel Alliance and a Jedi Knight.

In Star Wars: The Last Jedi (2017), Skywalker dies in Ahch-To as Luke's body vanishes, having made peace with his legacy.

A New Hope 

The adult Luke Skywalker is first seen in this movie. He was raised on the planet Tatooine. Tatooine is a desert planet. He lives with his uncle, Owen and his aunt, Beru. After he bought two droids, named C-3PO and R2-D2, stormtroopers sent by the Empire start to look for them. R2-D2 runs away one night. In the next morning, Luke and C-3PO look for him. Luke is attacked by Tusken Raiders, but is rescued by Obi-Wan Kenobi. R2-D2 plays a message from Princess Leia asking for help from Obi-Wan. Obi-Wan then says that Luke must come with him to Alderaan to learn about the Force. Luke learns that his father, Anakin Skywalker, was a Jedi. Luke also gets his father's old lightsaber. Luke says that he can not go with him and returns home. When he does, he sees that his home was destroyed (broken down). he is a bit fruity. He goes back to Obi-Wan and agrees to go with him and learn about the Force. Luke, Obi-Wan and the droids go to Mos Eisley to find a pilot to take them to Alderaan. They get Han Solo and Chewbacca to take them to Alderaan. When they get there, they see that the planet is gone and there is a small moon close to where it was. This small moon is the Death Star. On board the Death Star, Luke, Han, and Chewbacca save Princess Leia. As they are about to leave they see Obi-Wan fighting Darth Vader. Obi-Wan gives his life so that the group can escape. Luke and the others go to Yavin 4 so that the secret plans to the Death Star in R2-D2 can be used to destroy the Death Star. Luke then pilots an X-wing to fight against the big space station. Luke uses the Force and fires the missile that destroys the Death Star.

The Empire Strikes Back 

Luke Skywalker has joined the Rebel Alliance and is on the ice planet of Hoth. While outside the base, Luke is attacked by a wampa. After escaping the wampa, Luke is weak and hurt. He sees the image of Obi-Wan Kenobi. He tells him to go to the planet Dagobah to be taught by the Jedi master Yoda. Luke is saved by Han Solo. Shortly after, the Empire attacks the Rebel base on Hoth. The Rebels leave the base. Luke takes R2-D2 in his X-wing and the two travel to Dagobah. They make a crash landing on the swamp planet and go looking for Yoda. Luke soon finds Yoda, but Yoda does not think Luke should be a Jedi. Luke convinces Yoda, and the old master starts to teach Luke. Luke faces difficult things to do. Before he completes his training he has a vision of the future. In it his friends were being tortured. Although Yoda, and the Force Ghost of Obi-Wan warn him not to leave, Luke goes to Cloud City. When he gets there he sees that it was a trap set by Darth Vader. The two then get into a lightsaber battle. Vader cuts off Luke's hand and then tells Luke that he is actually his father, Anakin Skywalker. Vader gives Luke the choice to join him but Luke says no and jumps off the platform. He is rescued by Leia and taken to a medical spaceship, where his hand is replaced.

Return of the Jedi 

In Return of the Jedi, Luke alongside Leia, Chewbacca, R2-D2, C-3PO and Lando Calrissian attempt to rescue Han Solo from Jabba The Hutt but fail and end up captured and condemned to the Sarlacc Pit. However, Luke, using R2-D2's help, devises a plan and is able to escape the Pit and save his friends, killing Boba Fett and Jabba The Hutt in the process.

After this, Luke returns to Dagobah to conclude his training with Yoda, but learns he's dying. In his dying breath, Yoda confirms that Darth Vader/Anakin is Luke's father and tells the young hero he must confront Vader once more to complete his Jedi training.
Luke then encounters the Force Ghost of Obi-Wan Kenobi, who also confirms Luke's origins and states he told the truth, from a certain point of view. Obi-Wan assures Luke he must kill Vader but Luke refuses, believing he can still save his father.
After this, Luke learns that Leia is also his sister.
Luke, Han and Leia go to the moon of Endor to stop the Empire once and for all in their newly constructed Death Star II.
Luke handles himself over to Vader, attempting to save his father, who claims Anakin Skywalker is dead and that the Emperor will soon be Luke's new master.

Upon reaching the Emperor's Throne Room, Luke learns his rebel friends are going into a trap and tries to kill the Emperor but is stopped by Vader.
Father and son duel once more, with Luke using the Dark Side to overpower Vader. Realizing he's becoming the thing he swore to destroy, Luke denies his father's wishes of continuing the fight, but angrily lashes out at his father when the latter threatens to turn Leia to the Dark Side.
Luke brutally overpowers and defeats his father, but stops attacking after being goaded by the Emperor. Luke stands down, triumphantly claiming to be a Jedi like his father before him. Annoyed, the Emperor tries to kill Luke with his Force Lightning, but is killed himself by Anakin who has redeemed himself.

Luke carries his father's fatally wounded body to one of the shuttles as the Death Star II is about to be destroyed by the Rebel Alliance. Luke removes Vader helmet and father and son share one last moment before Anakin succumbs to his wounds. Unwillingly to let his father's body to rot in the explosion, Luke takes it with him.
While the rebels celebrate their victory on Endor, Luke cremates his father's body.
Joining his friends in the celebration, Luke sees the Force Ghosts of Obi-Wan, Anakin and Yoda watching him in pride.

References

Fictional characters introduced in 1977
Fictional twins
Star Wars characters