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The iconic photo of Earth known as The Blue Marble, taken by the crew of Apollo 17 (1972). This and similar images might have popularized Earth as a theme in fiction. [1]: 138 The overwhelming majority of fiction is set on or features the Earth, as the only planet home to humans or known to have life.
An extraterrestrial or alien is a lifeform that did not originate on Earth. The word extraterrestrial means 'outside Earth'. Extraterrestrials are a common theme in modern science-fiction, and also appeared in much earlier works such as the second-century parody True History [1] by Lucian of Samosata.
[7] [12] [31] The high gravity of Mesklin in Clement's Mission of Gravity thus results in its inhabitants having a centipede-like body structure, [1] [9] [31] [32] while the low gravity yet dense atmosphere in Anderson's 1958 novel War of the Wing-Men (a.k.a. The Man Who Counts) makes it possible for humanoid creatures to fly using their own wings.
Mesklin is a fictional planet created by Hal Clement and used in a number of his hard science fiction stories, starting with Mission of Gravity (1954). Alongside the novel's original 1953 serialization in Astounding Science Fiction, Clement published an essay titled "Whirligig World" detailing the process of designing the planet to have the properties he wanted.
Future of the Earth. Climate change—science fiction dealing with effects of anthropogenic climate change and global warming at the end of the Holocene era; Megacity; Pastoral science fiction—science fiction set in rural, bucolic, or agrarian worlds, either on Earth or on Earth-like planets, in which advanced technologies are downplayed.
Schematic diagram of the orbits of the fictional planets Vulcan, Counter-Earth, and Phaëton in relation to the five innermost planets of the Solar System.. Fictional planets of the Solar System have been depicted since the 1700s—often but not always corresponding to hypothetical planets that have at one point or another been seriously proposed by real-world astronomers, though commonly ...
Is life on Earth a cosmic accident, or is the universe teeming with aliens? Science is about to take a fantastic leap forward in answering those questions. Opinion: Science could finally discover ...
Artist rendition of a spaceship entering warp drive. Generic terms for engines enabling science fiction spacecraft propulsion include "space drive" and "star drive". [g] [2]: 198, 216 In 1977 The Visual Encyclopedia of Science Fiction listed the following means of space travel: anti-gravity, [h] atomic (nuclear), bloater, [i] cannon one-shot, [j] Dean drive, [k] faster-than-light (FTL ...