The Aphelion Point of Universal Repulsion

The earth moves around the sun. Due to the different positions in its orbit, the earth appears in spring, summer, autumn and winter. This is just a common thing for us humans. However, for bugs that only live in summer, the arrival of winter means catastrophe. So the question is, if the sun orbits the center of the Milky Way, there will be a phenomenon similar to the changing of the seasons. Will we humans be like those summer insects? There was a couple in college. After graduation, the male protagonist left school and went to work in a survey team under the National Geological Bureau, while the female protagonist continued to study in school. Two years later, in the summer, the two met to travel abroad, which kicked off a great disaster... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.