Alien invasion or space invasion is a common feature in science fiction stories and film, in which extraterrestrial lifeforms invade the Earth to exterminate and supplant human life, enslave it, harvest people for food, steal the planet's resources, or destroy the planet altogether. It can be considered as a science-fiction subgenre of the invasion literature, expanded by H. G. Wells's seminal alien invasion novel The War of the Worlds, and is a type of "first contact" science fiction.
Zecharia Sitchin was an author of a number of books proposing an explanation for human origins involving ancient astronauts. Sitchin attributed the creation of the ancient Sumerian culture to the Anunnaki, which he stated was a race of extraterrestrials from a planet beyond Neptune called Nibiru. He asserted that Sumerian mythology suggests that this hypothetical planet of Nibiru is in an elongated, 3,600-year-long elliptical orbit around the Sun. Sitchin's books have sold millions of copies worldwide and have been translated into more than 25 languages.
Galactic Pot-Healer is a science fiction novel by American writer Philip K. Dick, first published in 1969. The novel deals with a number of philosophical and political issues such as repressive societies, fatalism, and the search for meaning in life.
Ellen Louise Ripley is a fictional character and the original protagonist of the Alien film series, played by American actress Sigourney Weaver. Considered one of the greatest characters in science fiction film history, the character earned Weaver worldwide recognition, and remains her most famous role to date. Although she was originally conceived as male for the first Alien film, director Ridley Scott decided early in production to make her a woman.
Little green men is the stereotypical portrayal of extraterrestrials as little humanoid creatures with green skin and sometimes with antennae on their heads. The term is also sometimes used to describe gremlins, mythical creatures known for causing problems in airplanes and mechanical devices.
An extraterrestrial or alien is a lifeform that did not originate on Earth. The word extraterrestrial means "outside Earth". The first published use of extraterrestrial as a noun occurred in 1956, during the Golden Age of Science Fiction.
Abigail Brand is a character appearing in American comic books published by Marvel Comics. Created by writer Joss Whedon and artist John Cassaday, the character first appeared in Astonishing X-Men vol. 3 #3. Abigail Brand belongs to the subspecies of humans called mutants, who are born with superhuman abilities. She is the Commander of counterterrorism and intelligence agency S.W.O.R.D.
"When Aliens Attack" is the twelfth episode in the first season of the American animated television series Futurama. It originally aired on Fox in the United States on November 7, 1999. This episode was written by Ken Keeler and directed by Brian Sheesley. The episode features an attack by aliens from Omicron Persei 8, when their leader, Lrrr, is outraged when the final episode of the series, Single Female Lawyer, is interrupted by technical difficulties caused by the clumsiness of Fry in 1999.
Aliens is a line of several comic books set in the fictional universe of the Alien films published by Dark Horse Comics from 1988 forward. The stories often feature the company Weyland-Yutani and the United States Colonial Marines. Originally intended as a sequel to James Cameron's 1986 film Aliens, the first mini-series features the characters of Rebecca "Newt" Jorden and Corporal Dwayne Hicks. Later series also included the further adventures of Ellen Ripley, with other stories being unique to the Alien universe and are often used to explore other aspects of the species, such as their sociology and biology, and also tying into Dark Horse Comics' Predator and Aliens vs. Predator lines. The novels by Titan Books also crossed over with the comics leading to some shared continuity.
Sif is a character appearing in American comic books published by Marvel Comics. Created by Stan Lee and Jack Kirby, the character first appeared in Journey into Mystery #102. She is based on the Norse goddess Sif. As an Asgardian warrior and lover of Thor, Sif often accompanies him into battle. She has also battled alongside Balder, who has developed an unrequited attraction to her, as she never shows affection for anyone but Thor and certain individuals who have proved worthy to wield his hammer, Mjolnir, such as the noble alien warrior Beta Ray Bill, and the mortal Eric Masterson.
The Zap Gun is a 1967 science fiction novel by American author Philip K. Dick. It was written in 1964 and first published under the title Project Plowshare as a serial in the November 1965 and January 1966 issues of Worlds of Tomorrow magazine.
Edison's Conquest of Mars is an 1898 science fiction novel by American astronomer and writer Garrett P. Serviss. It was written as a sequel to Fighters from Mars, an unauthorized and heavily altered version of H. G. Wells's 1897 story The War of the Worlds. It has a place in the history of science fiction for its early employment of themes and motifs that later became staples of the genre.
The Draco Tavern is a 2006 collection of science fiction short stories by American writer Larry Niven concerning the activities of Rick Schumann, the bartender of the Draco Tavern.
Ancient astronauts have been addressed frequently in science fiction and horror fiction. Occurrences in the genres include:
"Chaos War" is a Marvel Comics storyline that began publication in October 2010 across nine comic book series: the five-issue miniseries Chaos War, written by Greg Pak and Fred Van Lente, supplemented by seven branded miniseries or one-shot publications, and by three issues of Incredible Hulks, a temporary iteration of the long-running series The Incredible Hulk. It follows the "Incredible Hercules" storyline written by Pak and Van Lente.
Out of the Dark is an alien invasion science fiction novel by David Weber released by Tor Books on September 28, 2010. It is an extended version of the short story of the same name published in the 2010 anthology Warriors edited by Gardner Dozois and George R. R. Martin. A sequel, titled Into the Light, was published more than a decade later in January 2021. The third book in the series, To Challenge Heaven was released on January 16, 2024.
Armada is a science fiction novel by Ernest Cline, published on July 14, 2015 by Crown Publishing Group. The story follows a teenager who plays an online video game about defending against an alien invasion, only to find out that the game is a simulator to prepare him and people around the world for defending against an actual alien invasion.
Teen Titans: The Lost Annual is a 2008 one-shot, from DC Comics, written by Bob Haney, with art by Jay Stephens and Mike Allred.
