Neptune in fiction

• In H. G. Wells's short story "The Star", Neptune is destroyed in a collision with another supermassive object which reduces its orbital velocity to zero; the wreckage falls into the Sun, narrowly missing Earth.
• In the Captain Future series, Neptune is portrayed as a sea planet, not out of any scientific theory but evidently because Neptune is the Roman sea god.
• In Olaf Stapledon's 1930 epic novel Last and First Men, Neptune is the final home of the highly evolved human race. The planet is depicted as having a dense atmosphere but with a solid surface.
• In Hugh Walters' 1968 novel Nearly Neptune, the first manned expedition to Neptune ends in apparent disaster as a fire destroys vital equipment on board the spacecraft as it nears the planet.
• The majority of the 1997 science fiction horror film Event Horizon takes place in orbit around Neptune with the eponymous space ship Event Horizon reappearing in a decaying orbit around Neptune after a seven year disappearance.
• In the 2019 science fiction movie Ad Astra Neptune is the destination of the protagonist, who wants to stop destructive waves of antimatter coming from a malfunctioning space station that orbits the planet.
• In ', Neptune is the setting for the multiplayer map, Frontier, which takes place on a space station orbiting the planet.
• The humorous short story, "The Elephants on Neptune" by Mike Resnick, was published in Asimov's Science Fiction, and was nominated for both a Hugo and a Nebula award.
• The pilot of the TV movie Virtuality centers around a starship preparing to make a flyby of Neptune before leaving the Solar System.
• The ' pilot episode "Broken Bow |Broken Bow" briefly mentions Neptune, with Jonathan Archer saying that at Warp 4.5 speed, it is possible to fly to "Neptune and back in six minutes."
• In the point and click game , the player visits the planet Neptune in a future setting.
• In the manga and anime series Sailor Moon, one of the supporting characters is named Sailor Neptune; she is also known as Michiru Kaioh. She fights along with the other Outer Senshi for the Moon Kingdom and protect the Solar System from outside enemies. She carries a talisman known as Deep Aqua Mirror and her powers are based in deep water.
• In the cartoon series Futurama, the character Robot Santa Claus has his heavily fortified home base on the north pole of Neptune.
• In The Fairly OddParents episode "Wishology! Part 3: The Final Ending," Poof went to Neptune to make a magic wand.
• The Doctor Who episode "Sleep No More" is set on a space station orbiting Neptune.
• In the Hyperdimension Neptunia video game series, Neptune is the goddess of the nation known as Planeptune.
• The French comics Les Fantômes de Neptune, by Valp is a steampunk adventure. The stories begin on Europa, a moon of Jupiter, and continue on Neptune.

  Neptunians

• In H. P. Lovecraft's Cthulhu Mythos, Neptune is known as "Yaksh" and is inhabited by curious fungoid creatures.
• In the animated TV series Futurama, Neptunians are a purple-skinned, four-armed race of humanoids that coexist peacefully with humans across the solar system. Elzar the cook, is a Neptunian. Neptune itself is seen in the season 3 episode "A Tale of Two Santas", as well as in the direct-to-DVD movie "".
• In the Japanese Anime Urusei Yatsura, Neptune is an icy, cold place which is the home of Oyuki, one of Lum's childhood alien friends.
• In Space Patrol - episode The Slaves of Neptune, the crew of the Galasphere are sent to solve the mystery of a spaceship sending colonists to Pluto which disappeared near Neptune. On approach to Neptune Dart, Slim and Husky fall under the hypnotic influence of Neptunian overlord Tyro who is using his powers to trap Earth colonists as slaves.
• In Grant Morrison's DC One Million, each planet of the Solar System is overseen by a member of the future descendants of the Justice League. Neptune is overseen by the Aquaman of the 853rd century, and is described as being covered in oceans.
• In 1975, the Mego Corporation created an eight-inch "Neptunian" action figure doll for its first line of "Star Trek Aliens." Although elaborately designed as a monstrous reptilian with a long, thin head, a scaly green-and-red jumpsuit, and removable, reptilian, plastic green gloves and boots, the Neptunian is particularly noteworthy because it never appeared in any Star Trek TV episode or movie, before or since.
• In All-Star Comics #13 the Justice Society of America are gassed by Nazis and sent to different planets. Dr. Mid-Nite lands on Neptune, an ice-covered planet with some sort of a man-built communications system on the surface. He is met by several creatures and taken to meet Hydara, ruler of the subterranean people and made a slave. Just then, a person runs in and states that he has caught the dreaded plague that has been killing off his people. Dr. Mid-Nite deduces that they merely have the measles, which he can easily cure. He asks for herbs and makes a solution that the people can absorb through their feet-roots. As a reward, he is given a complete set of books describing their secrets of plant growth and surgical work.
• In Marvel Family #27 Neptune is shown to be inhabited by a race of robots that use 'sounds' for currency. Cap meets a Neptunian who wants to capture a human for his freak show. Radio waves from Billy Batson's show are picked up by the ship and a device is activated that pulls him towards the ship. Billy summons Captain Marvel and easily defeats the Neptunians. He then foolishly turns back, thinking the Neptunians won't be scared of him. However he is hit on the head, and knocked out by the robot. The unconscious Billy is securely tied up and gagged. He finds himself in a cage with a cover on him. He gets the loose end of his gag on the cover and when it is pulled away his gag is pulled off. He transforms and the Neptunians think he is not human, but a robot due to his invulnerability. He flies the owner away from the mob and tells him not to exhibit people because they look different. However the robot then finds a Chink-Chink, a tortoise-like creature that makes that sound and takes it back with him, hoping to exhibit it.
• In Marvel Family #36 all life on Neptune is wiped out by the Invaders from Infinity, who want to systematically destroy all forms of matter so they have more space to move in. Although never actually seen, it appears an outpost on Pluto is manned by Neptunians, who appear humanoid. The Neptunians are advanced enough to contact Earth. When the Marvels go to Neptune, they find holes, and think the Neptunians must have been a mole-like race. The Neptunians are avenged when the Invaders are imprisoned and destroyed.
• In July 1958 Superman journeys to Neptune to obtain a sculpture of himself sculpted by the Neptunians in his honor. The sculpture is one of a series of so-called "space trophies" which the Man of Steel gathers for inclusion in a time capsule which the Metropolis Museum plans to bury in the ground as a gift for the people of the fiftieth century A.D..
• In Marvel Family #16 it is revealed the mightiest being on Neptune is an octopus-like creature. He is kidnapped by a Plutonian tyrant to fight the mightiest beings of other planets, but is beaten by Captain Marvel.
• The Gobsmacking Galaxy, an entry in the children's non-fiction series The Knowledge written by Kjartan Poskitt, humorously describes hypothetical alien life forms which might evolve on planets in the solar system; the extreme cold of Neptune precludes any actual physical body, so the Neptunian creature is a being of pure electromagnetic energy, gamma rays and photons, while the Triton creature would be the same, except wearing an anorak to cope with the slightly lower temperature.

  Neptune's moons in fiction

• In the point and click game , the player visits Triton, Proteus, Naiad, and Thalassa.
• Three levels of Descent take place on Neptune or its moons. Level 22 is set on Neptune in a storage depot. The setting for level 23 was also a storage depot, this time on Neptune's largest moon, Triton. Level 24 took place on Nereid, in a volatile materials mine.
• In Ringworld by Larry Niven, a segment is set on an Outsider settlement on Nereid.
• In Vainglory by Alastair Reynolds, Neptune has developed a magnificent ring system following the deliberate demolition of its moon Naiad.

  Triton

• In the point and click game ', the player visits Triton and gets frozen material that popped off a geyser.
• Samuel R. Delany's 1976 novel Triton has humanity colonizing several parts of the solar system, including Neptune's largest moon.
• Part of the Piers Anthony novel Macroscope is set on Triton, with the protagonists terraforming an area to set up as a settlement for themselves.
• One storyline in Christopher McKitterick's novel Transcendence takes place on Triton, where an alien artifact has been discovered.
• In Jeffrey A. Carver's novel Neptune Crossing, there is a crew from Earth digging for ancient alien artifacts on Triton. Most of the story takes place on this moon.
• The background story of the computer game Supreme Commander makes note of a test of a quantum tunnelling system being used to transport humans to Triton.
• Triton was used as a temporary base of operations for the so-called 'Earthguard' by the Spathi in the computer game Star Control II.
• The 1996 film Space Truckers opens on a military base on Triton, which is attacked by a lethal battle robot.
• In ' one of the original ill-fated crew members revealed he had bought a house on Triton but would have to wear a spacesuit in his house as an oxygen atmosphere "had not been installed yet".
• In the Futurama episode "The Tip of the Zoidberg", Farnsworth and Zoidberg are dropped on Triton to hunt yetis.
• Mercurio D. Rivera's 2010 short story "In the Harsh Glow of its Incandescent Beauty" has the main character following his estranged wife to Triton where the main part of the story occurs.
• "Neptune's moon" had a Boskonian base on it in E. E. "Doc" Smith's Lensman series, which was destroyed by the Galactic Patrol only a couple of pages after its existence was first mentioned.
• In Sailor Moon the Sailor Guardians are revealed to have a castle named after a moon of the guardian planet; Sailor Neptune's is Triton Castle.