"Vacuum Diagrams" is a collection of science fiction short stories by author Stephen Baxter that connects the novels of the Xeelee sequence. This collection provides a deep insight into the history of humanity within the Xeelee universe and highlights the development of the universe itself. Each story stands alone, yet they are embedded in an overarching context introduced by the first tale, "Eve." In this story, a man is compelled by a god-like being to observe the events of the subsequent stories. The narratives are both captivating and complex, inviting readers to explore the far-reaching themes of time, space, and human existence.