Extraterrestrial visitors promise solutions to America's financial, environmental, and energy problems - in exchange for the country's black citizens. A cultural struggle breaks out to determine whether the trade will be made.

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.

Aliens land peacefully on Earth and promise to fix humans’ societal problems, but humans soon get so frustrated with them that they flee to other planets. The smaller Earth population ends up bringing positive change, but this emigration to other planets reveals that many other populations have fled these aliens for the same reason.

Two extraterrestrial beings land on Earth in search of information and struggle to adapt.

When an alien spaceship lands on Earth in need of help, leaders of countries around the world help and house them, causing tension between humans and these costly guests.

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.

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

The asteroid work crews don't have much to do but tell tall tales to each other. One man tells a particularly riveting account of an expedition where he met a strange parasitic species that inhabits human bodies and barely escaped unscathed—or did he?

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.

When aliens land on a planet new to them, they find a population obsessed with a virtual reality and uninterested in the intense beauty of the natural world around them.