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In the fictional Star Trek universe, the Planet Classification System is a system developed by the United Federation of Planets to categorize planets by many factors, such as atmospheric composition, age, surface temperature, size, and presence of life. Star Trek is a Science fiction Television series created by Gene Roddenberry that aired from September 8, 1966 through This is a complete list of Star Trek The Original Series episodes Star Trek The Animated Series (also known as The Animated Adventures of Gene Roddenberry 's Star Trek) is an Emmy Award winning This is a list of Star Trek The Animated Series episodes' The 22 episodes of the series were originally aired on NBC Star Trek The Next Generation ( STTNG or TNG) is an Emmy and Peabody Award-winning science fiction television program created by Gene Roddenberry This is the complete episode listing for Star Trek The Next Generation. The following is a complete list of episode descriptions for Star Trek Deep Space Nine, in broadcast order This is an episode list for the Science fiction Drama Star Trek Voyager. Star Trek Enterprise (simply titled Enterprise prior to season three is a Science fiction Television program created by Brannon This list of Star Trek Enterprise episodes is accompanied by each episode's original airdate on UPN in the United States, along with its Star Trek The Motion Picture is a 1979 Science fiction film from Paramount Pictures. Star Trek II The Wrath of Khan is the second feature film based on the Star Trek Science fiction Television series, following Star Trek III The Search for Spock ( Paramount Pictures, 1984) is the third feature Film based on the Star Trek Star Trek IV The Voyage Home ( Paramount Pictures, 1986) is the fourth feature Film based on the Star Trek Science fiction Star Trek V The Final Frontier ( Paramount Pictures, 1989) is the fifth feature Film based on the Star Trek Science Star Trek VI The Undiscovered Country is the sixth feature film based on the Star Trek Science fiction Television series. Star Trek Generations is a 1994 Science fiction film and the seventh feature film based on the Star Trek science fiction television Star Trek First Contact is a 1996 Science fiction film and the eighth feature film based in the ''Star Trek'' fictional universe Star Trek Insurrection is a 1998 Science fiction feature film the ninth based on the Star Trek television series Star Trek Nemesis ( 2002) is the tenth feature Film based on the Star Trek television series Star Trek is a Science fiction film directed by J J Abrams and written by Roberto Orci and Alex Kurtzman. This is a list of sentient species and races from the Fictional universe of Star Trek. The United Federation of Planets, (also known as the "The Federation" or UFP) is a fictional interplanetary state depicted in the Star Trek In the Star Trek Science fiction universe Humans/Terrans ( Homo sapiens) are one of the races undertaking interstellar travel Vulcans are a Humanoid species in the fictional Star Trek universe who hail from the planet Vulcan, and are noted for their attempt Romulans are an alien species in the Star Trek universe that are related to the Vulcans and are at war or in an uneasy truce with the United Federation of In the Star Trek universe the Q Continuum is an extradimensional plane of existence inhabited by a race of extremely powerful hyper-intelligent beings known as Klingons ( Klingon: tlhIngan; Pronunciation /ˈt͡ɬɪŋɑn/ are a warrior race in the fictional Star Trek universe Cardassians are a spacefaring race in the fictional Star Trek universe Bajorans, a race of Humanoids in the fictional Star Trek universe were introduced in the Next Generation series and played The Borg are a fictional pseudo- race of Cyborgs depicted in the Star Trek franchise The Ferengi (pronounced) are a Fictional extraterrestrial race from the Star Trek universe In the fictional Star Trek universe the Dominion is a ruthless and militaristic Gamma Quadrant state consisting of many different races The Mirror Universe (MU is a Fictional parallel universe in which the plots of several Star Trek television episodes take place The Star Trek franchise has produced a large number of novels comic books video games and other materials which are generally considered non-canon. Star Trek Phase II was a planned television series based on the characters of Gene Roddenberry 's Star Trek. This is a list of the various Star Trek novels novelisations short story collections that have been published since 1968 The Star Fleet Universe (SFU is the variant of the Star Trek Fictional universe detailed in the series of Star Fleet Battles games ( The Star Trek Customizable Card Game is a Collectible card game based on the Star Trek universe The enduring popularity of the Star Trek science fiction franchise has led to numerous games in many different formats beginning in 1967 with a Board game based on the This article deals with fan-made productions using elements of the Star Trek franchise Star Trek The Experience was a themed attraction at the Las Vegas Hilton in Las Vegas, Nevada, USA, based on the Star Trek The Star Trek canon is usually defined as comprising the television series ''Star Trek'', Star Trek The Next Generation, Star Trek Deep Space This article lists characters in the various canonical incarnations of Star Trek. This article describes the Starfleet organization in the Star Trek universe for other uses see Starfleet (disambiguation In the Fictional universe The below is an abridged Timeline of events established in the group of Television shows and Feature films set in the Fictional Star Trek universe The fictional Star Trek universe includes several spacegoing species and groups listed in the articles linked below Borg starships This is a list of the fictional Star Trek universe's Starfleet ships organized by Ship class. The science-fiction media franchise Star Trek has borrowed freely from the scientific world to provide storylines In the Fictional universe of Star Trek, the Prime Directive, Starfleet 's General Order #1 is the most prominent guiding principle of the Law in Star Trek refers to the legal procedures and processes as seen in the Star Trek Fictional universe. Memory Alpha (often abbreviated to MA) is a Wiki that is an encyclopedic reference for topics related to the Star Trek fictional universe Star Trek is one of the most culturally influential television shows – and perhaps the most influential science fiction TV series – in history Trekkie (or Trekker) is a term used to describe a fan of all or part of the Star Trek Fictional universe. " Where No Man Has Gone Before " is the second pilot episode of the Television series Star Trek (later known as Star Trek Sexuality in Star Trek refers to the wide range of sexual practices seen in the Star Trek franchise The United Federation of Planets, (also known as the "The Federation" or UFP) is a fictional interplanetary state depicted in the Star Trek A planet, as defined by the International Astronomical Union (IAU is a celestial body Orbiting a Star or stellar remnant that is
The planet classes were initially developed by series creator Gene Roddenberry. Eugene Wesley "Gene" Roddenberry (August 19 1921 &ndash October 24 1991 was an American Screenwriter and producer. Only a few classes have been mentioned in the Star Trek canon, with the most commonly visited worlds being Class "M" or Earth-like terrestrial planets for the obvious reason that advanced humanoid life will most likely exist there. The Star Trek canon is usually defined as comprising the television series ''Star Trek'', Star Trek The Next Generation, Star Trek Deep Space EARTH was a short-lived Japanese vocal trio which released 6 singles and 1 album between 2000 and 2001 A terrestrial planet, telluric planet or rocky planet is a Planet that is primarily composed of Silicate rocks Within our
Class D objects are planetoids like asteroids and some moons. The planet Regula, the site of the Genesis experiment in Star Trek II: The Wrath of Khan, was a Class D planetoid. Star Trek II The Wrath of Khan is the second feature film based on the Star Trek Science fiction Television series, following The USS Voyager also encountered a Class D planet in the Delta Quadrant in the Star Trek: Voyager episode "Gravity". " Gravity " is an episode of Star Trek Voyager, the 13th episode of the fifth season
Class H planets appear in the series as harsh desert worlds. The planet Tau Cygna V visited by the USS Enterprise-D in the Star Trek: The Next Generation episode "The Ensigns of Command" was designated as a Class H world. Star Trek The Next Generation ( STTNG or TNG) is an Emmy and Peabody Award-winning science fiction television program created by Gene Roddenberry " The Ensigns of Command " is a third season Star Trek The Next Generation episode
Class J and Class T planets are designated gas giants. Class J are smaller than Class T which are considered "super", or "ultra", gas giants — possibly even brown dwarfs on the verge of becoming stars. Brown dwarfs are sub- stellar objects with a mass below that necessary to maintain Hydrogen -burning Nuclear fusion reactions in their cores as do stars Jupiter and Saturn would fall under Class J-sized gas giant planets. In the Star Trek: Deep Space Nine episode "Starship Down", the USS Defiant entered the atmosphere of a Class J gas giant to rescue the crew of a Karemman ship attacked by the Jem Hadar. " Starship Down " is an episode of Star Trek Deep Space Nine, the seventh episode of the fourth season The USS Voyager encountered a Class T Super-Giant in the Delta Quadrant with "radiogenic" rings in the Voyager episode "Good Shepherd". " Good Shepherd " is an episode of the Science fiction Television series Star Trek Voyager.
Class K planets are barren worlds with no native life. However, through terraforming, they can be made into Class M worlds (see below). The terraforming (literally "Earth-shaping" of a Planet, moon, or other body is the hypothetical process of deliberately modifying its In the original Star Trek series episode "I, Mudd", the planet Mudd was designated in dialog as Class K. Star Trek is a Science fiction Television series created by Gene Roddenberry that aired from September 8, 1966 through " I Mudd " is an episode of Star Trek The Original Series first broadcast November 3, 1967 and repeated April 5,
Class L planets are barely habitable worlds with primitive ecosystems. In the Next Generation episode "The Chase", the planet Indri VIII was indicated in dialog as Class L. " The Chase " is the 20th episode in season 6 of the science fiction television series Star Trek The Next Generation.
In the Voyager episode "The 37s", the planet on which Amelia Earhart and others were stranded was described as an Class L planet with an oxygen-argon atmosphere. " The 37's " is the 17th episode of Star Trek Voyager, the first episode of the second season WikipediaWikiProject Aircraft. Please see WikipediaWikiProject Aircraft/page content for recommended layout In another Voyager episode "Muse", the planet on which B'Elanna Tores' shuttle crash lands is described as a Class L planet, which also supports bronze age humanoid life.
Class M, or "Terrestrial", planets are the most commonly visited planets in the Star Trek series. A Class M planet is a fictional classification of a Planet in the Science fiction franchise Star Trek. They are named after the Vulcan term "Minshara" class. They have atmospheres comprised of nitrogen and oxygen but most importantly, they have plenty of liquid water necessary for carbon-based life to exist. Life is almost always present and is often flourishing as extensive plant and animal life. Usually, a sentient race is also present. Earth is a textbook example of a Class M world. EARTH was a short-lived Japanese vocal trio which released 6 singles and 1 album between 2000 and 2001 Other worlds in the series are mentioned as being Class M planets, such as Vulcan, Cardassia Prime, Risa (initially seen in the Next Generation episode "Captain's Holiday"), Bajor, Betazed, Romulus, and Qo'noS. In the Fictional Star Trek universe Vulcan is a reddish Minshara-Class Planet orbiting the star 40 Eridani A, 16 light Cardassians are a spacefaring race in the fictional Star Trek universe " Captain's Holiday " is the title of an episode from the third season of Star Trek The Next Generation. Bajorans, a race of Humanoids in the fictional Star Trek universe were introduced in the Next Generation series and played In the fictional Star Trek universe Betazoids are a sentient humanoid species from the Planet Betazed, a member of the United Federation Romulans are an alien species in the Star Trek universe that are related to the Vulcans and are at war or in an uneasy truce with the United Federation of Klingons ( Klingon: tlhIngan; Pronunciation /ˈt͡ɬɪŋɑn/ are a warrior race in the fictional Star Trek universe
Class N planets have a reducing environment and are barren and rocky with extremely high surface temperatures caused by thick atmospheres containing carbon dioxide and corrosive sulfides. A hydric soil is a soil that formed under conditions of saturation flooding or ponding long enough during the growing season to develop anaerobic conditions in the upper part The term sulfide ( sulphide in British English) refers to several types of Chemical compounds containing Sulfur in its lowest Oxidation In this case, Venus could be considered Class N as it has a reducing (corrosive) atmosphere. The VENUS ( V ictoria E xperimental N etwork U nder the S ea project is a cabled sea floor observatory operated by the University In the Next Generation episode "Night Terrors", Class N environments were mentioned as the ideal places to use non-oxidizing explosives. " Night Terrors " is a fourth season episode of Star Trek The Next Generation. However the MS-DOS game Star Trek: The Next Generation - A Final Unity, mentions that Class N planets are more related to Class M, with the key difference being a higher ratio of water to land. MS-DOS (short for M icro' s' oft D isk O perating S ystem is an Operating system commercialized by Microsoft. Star Trek The Next Generation - A Final Unity is a computer game by Spectrum HoloByte, based
Class Y planets are referred to as "Demon" worlds, where surface conditions do not fall into any other recognized category. Such worlds are usually hostile and lethal to humanoid life. If life develops on these worlds they usually take on many bizarre forms, like living crystal or rock, liquid or gaseous physical states, or incorporeal, dimensional, or energy-based states. In the series, examples of Class Y "Demon" planets include, Tholia, the "Silver Blood" planet discovered by the USS Voyager in the Delta Quadrant in the episode "Demon" and later mentioned in "Course: Oblivion", and the home world of the incorporeal Medusans. Tholians are a starfaring and extremely territorial race in the Star Trek Fictional universe. " Demon " is an episode of Star Trek Voyager, the 24th episode of the fourth season " Course Oblivion " is an episode of Star Trek Voyager, the 18th episode of the fifth season This is a list of sentient species and races from the Fictional universe of Star Trek.
Other planetary classes exist that are designated by all the letters of the alphabet from A to Z (with the exceptions of U, V, and W, which are not used). These other letter designations are considered semi-canon to the series. 
Some planet classifications are also explained in larger detail in The Star Trek Encyclopedia, by Mike & Denise Okuda. The Star Trek Encyclopedia A Reference Guide to the Future is an Encyclopedia of all the In-universe information from the Star Trek Michael Okuda is a graphic designer who is best known for his work on Star Trek.