After moving to a new town, troublemaking teen Jim Stark is supposed to have a clean slate, although being the new kid in town brings its own problems. While searching for some stability, Stark forms a bond with a disturbed classmate, Plato, and falls for local girl Judy. However, Judy is the girlfriend of neighborhood tough, Buzz. When Buzz violently confronts Jim and challenges him to a drag race, the new kid's real troubles begin.
This movie contains 15 potentially triggering events.
During the planetarium scene, there is a part with a bright and strongly flickering/flashing blue light which is the primary light source of the scene. I'm not sure if it's strong enough to set off any photosensitive issues or not, but it's there.
Since the wiki seems to misunderstand the film: Plato is canonically gay; although censorship kept it from being stated outright this was a known fact by both the cast and crew and is heavily implied throughout. He is killed near the end of the film.