Reflect the theme and highlight the characteristics.
1. Reflect the theme: The names of the works in the Tiangong Art Exhibition should be able to reflect the theme and core content of the exhibition. The exhibition is about space exploration and human life in space. You can consider naming it "Interstellar Journey" or "Life in Space".
2. Prominent features: There are particularly eye-catching elements or features in the exhibition, which should be reflected in the title. There are many paintings depicting the earth and the universe in the exhibition, which could be called "Dialogue between the Earth and the Universe".