After discovering a mysterious alien artifact on the Moon, human astronauts endeavor to uncover its purpose and message from an extraterrestrial civilization.

Aboard a human city ship headed for Proxima b, shadows begin to haunt the sleeping passengers. An engineer commits suicide, and a psychotherapist finds that these apparitions feed on human guilt. The only way to survive is to master and confront the mounds of guilt that each human passenger carries inside herself.

When a low-budget science fiction television show successfully predicts the discovery of extraterrestrial life, its cult followers investigate its mysterious origins, only to be met with more mysteries.

A catalog of the tools different alien species use to read and write, leading to fundamental questions about what it means to make patterns of knowledge against the noise of the universe.

An older Indian man recounts his story of "alien" encounters on Mars during Saturday tea.

A young alien scientist joins forces with other archaeologists to uncover the secrets of a race that died out many years ago.

Human detectives work to solve the mystery of who killed a human woman at an Earth-based alien embassy. They soon realize that human methods of solving mysteries come into conflict with the social customs of the aliens.

A divorced astronomer finds hope when she discovers a UFO.

At a space frontier, infected humans are turning into alien moth creatures and the government considers mass executing them all. A scientist who has seen signs of the moths' intelligence must fight for their lives.

A series of journal entries based in the far future mark a middle-aged female scientist’s descent into Adamancy: a disordered obsession with diamantine structures on Neptune that, when melted, allow for instantaneous travel through space. The diaries, alongside reportage on the creation of “the Melee,” or teleportation technology from these diamonds, tell the story of the scientist’s entrapment by her colleague— and her attempted escape.