Well, 'project starship visual novel' could potentially be a story that combines elements of science fiction with the narrative style of a visual novel. It could tell the story of the development of a starship, including the technological challenges, political intrigue surrounding its creation, and the personal stories of the scientists and engineers involved. It might also include some sort of alien encounter once the starship is launched.
I'm not entirely sure as it could be about various things. It might be a visual novel centered around a starship project. Maybe it involves the adventures of the crew on a starship, their exploration of new worlds, or perhaps some sort of conflict they face during their mission in space.
The 'project starship visual novel' could be about a future where humanity undertakes a grand project to build a starship. The visual novel may detail the recruitment process of the crew, their training, and how they come to terms with leaving everything behind on Earth. There could be a love story or two among the crew members. It may also explore the ethical implications of traveling to other star systems, like whether we have the right to interfere with other civilizations if we encounter them, and how the crew deals with the long - term isolation during the journey.