The movie begins with four aliens exploring an unknown planet, but they accidentally awaken the villainous Parallax, who feeds on fear. The aliens escape, but their leader, Abin Sur, is seriously injured and crash-lands on Earth. Before dying, he gives his power ring to test pilot Hal Jordan, who becomes the new Green Lantern.
Hal is taken to the planet Oa, where he meets other Green Lanterns and learns about the power ring, which is fueled by the user's willpower. However, he is initially hesitant to accept his new role and returns to Earth. Meanwhile, scientist Hector Hammond is exposed to Parallax's DNA and begins to develop mental powers and mutate.
When Parallax threatens to destroy Earth, Hal returns to Oa to ask for help, but the Green Lantern leaders refuse. Hal decides to fight Parallax alone and returns to Earth to stop him. With the help of his friend Carol and his newfound confidence in his abilities, Hal is able to defeat Parallax by using the power of the sun against him.
In the end, Hal is hailed as a hero by the Green Lanterns, and he finally gets to kiss Carol. The movie ends on a positive note, with Hal embracing his new role as a Green Lantern.
Here are the key facts extracted from the text:
1. The story begins with four aliens on an unknown planet carrying out a protocol exploration.
2. The aliens fall into an abyss and unintentionally wake up the bad guy, Parallax.
3. Parallax is a being that feeds on fear.
4. The aliens escape from the planet, but Parallax goes to attack the hero who imprisoned him, Abín Sur.
5. Abín Sur is seriously injured by Parallax and looks for a planet to land on.
6. The protagonist, Hal Jordan, is introduced as one of the best pilots and airplane operators in the United States.
7. Hal Jordan is chosen to carry out a test to demonstrate the capabilities of airplanes piloted by robots.
8. Hal Jordan defeats the robots, but his company is unable to sell its planes piloted by robots.
9. Hal Jordan is sanctioned and fights with his best friend and administrator of the aircraft company.
10. Hal Jordan is visited by a strange green thing that takes him to another place, where he meets Abín Sur.
11. Abín Sur gives Hal Jordan a ring and tells him that the ring chose him.
12. Hal Jordan becomes the new Green Lantern.
13. Hal Jordan meets a scientist named Hector, who is chosen to perform an autopsy on an alien body.
14. Hector comes into contact with the DNA of the Parallax monster and begins to mutate.
15. Hal Jordan trains to become a Green Lantern and meets a character named Sinestro.
16. Sinestro is a disciple of Abín Sur and believes that Hal Jordan is not up to the task of being his teacher's successor.
17. Hector begins to realize that he has mental powers and his body is mutating.
18. The government captures Hector and intends to cure him, but he escapes using his mental powers.
19. Hal Jordan stops Hector and realizes that Hector's identity is connected to Parallax.
20. Parallax comes to Earth and Hal Jordan determines to use the powers of the lanterns to stop him.
21. Hal Jordan fights Parallax and uses the strength of the sun to defeat him.
22. Sinestro saves Hal Jordan from falling into the sun.
23. The film ends with Hal Jordan being revered as a hero on the planet of the Green Lanterns.