One interesting astronomy tower fanfiction could be about an astronomer making a discovery from the astronomy tower. Maybe they spot a new comet while observing from that high vantage point. It could involve the character's excitement, the process of verifying the discovery, and how it changes their life.
A scenario could be that the Astronomy Tower is a portal to another dimension during a full moon. Only those with a pure heart can enter it. Ginny discovers this and she enters with Neville. Inside the other dimension, they find a world where magic is used in completely different ways and they have to learn new spells to get back home.
One possible plotline could be Harry's reasons for jumping. Maybe he's under the influence of a dark spell and jumps to break free from it. Another could be that he jumps as a sacrifice to save his friends, believing it's the only way.
One great Astronomy Tower fanfiction could be about a secret midnight meeting there. Maybe Harry and his friends discover a hidden passage in the tower that leads to a room filled with ancient magical artifacts. They have to keep it a secret from the teachers and the other students, especially Malfoy who they suspect might try to steal the artifacts for the wrong reasons.
One interesting astronomy star story is about Betelgeuse. It's a red supergiant. Scientists have been closely observing it as it has shown some strange dimming in recent years. This has led to speculations that it might be about to go supernova, which would be an amazing astronomical event visible even from Earth with the naked eye.
I'm not sure of specific authors who only write astronomy tower fanfiction. But you could start by looking at general science - fiction or fantasy authors who might have works that involve astronomy towers. Some well - known science - fiction authors might include Isaac Asimov. He often wrote about scientific concepts and could potentially have something related in his works.
One interesting 'Dark Tower' fanfiction could be about exploring the backstory of a minor character. For example, a story that delves into the early life of a gunslinger before they joined the ka - tet. It might show their training and the events that led them to the path of the Beam.
There might be a fanfiction that delves deeper into the backstory of some of the minor characters from the original 'The Dark Tower' series. It could explore how they came to be in the situations they are in and what their true motives are. This adds more depth to the overall world of the Dark Tower.
He could die. In most scenarios, jumping from such a height would be fatal, which would have a huge impact on the wizarding world. His friends like Ron and Hermione would be devastated.
One possible reason could be to save someone else. Maybe a friend or a loved one is in danger at the base of the tower and Harry believes jumping is the quickest way to reach them. For example, if there's a dark spell about to be cast on Hermione and the only way to stop it in time is for Harry to reach her instantly.
There are fanfictions that rewrite certain arcs in the Tower of God story. Like if the Crown Game arc had different rules or participants. This can add a fresh perspective to the events that we already know from the original series. These types of fanfictions often attract readers who want to see a new take on familiar plot points.