The movie Thor is a 2011 superhero film based on the Marvel Comics character of the same name. It was directed by Kenneth Branagh and stars Chris Hemsworth as Thor, Natalie Portman as scientist Jane Foster, Tom Hiddleston as Thor's mischievous brother Loki, Anthony Hopkins as Odin, and Idris Elba as Heimdall, the guardian of the Bifröst Bridge.
The movie starts with Thor preparing to take over as king of Asgard, the realm of the Norse gods, from his father Odin. However, just as Odin is about to pass on his power, Frost Giants, enemies of Asgard, break into the palace seeking to steal a powerful artifact. Thor, feeling that Asgard has become weak and that he must prove his worth as a warrior, goes against his father's wishes and leads an attack on the Frost Giants' stronghold.
As a result of Thor's reckless actions, Odin strips him of his powers and banishes him to Earth. There, Thor meets Jane Foster and her team of scientists, who are studying a strange anomaly that has appeared in the New Mexico desert. The arrogant Thor initially struggles to adapt to life on Earth and clashes with the locals, but eventually learns humility and begins to understand what it means to be a true hero.
Meanwhile, back in Asgard, Loki seizes the opportunity to take over the throne in Odin's absence, and he orchestrates an invasion of Earth by using the Bifröst Bridge to transport a group of Asgardian warriors to the planet. Thor realizes that he must return to Asgard to stop his adopted brother and save his home world.
The climax of the movie sees Thor facing off against Loki and their estranged father Odin, who has awoken from his deep sleep to stop the battle. Thor proves his worth by sacrificing his own life to destroy the Bifröst Bridge, cutting off Asgard from Earth and preventing any future invasion attempts.
Overall, Thor is a thrilling action-adventure that explores the themes of power, responsibility, and redemption. The movie sets up a larger Marvel Cinematic Universe and lays the groundwork for future Thor films and Avengers crossovers.