List of Doctor Who Planets - M

M

• Magellan A planet visited by the fifth Doctor in the Doctor Who Monthly comic strip "The Moderator."
• Magla is a planet that is actually an 8,000-mile-wide amoeba with a crusty shell. ("Destiny of the Daleks")
• Magnus or Magnus Epsilon was an Earth colony visited in the unfilmed but novelised script Mission to Magnus. Females dominate the society.
• Malcassairo is a planet featured in the Tenth Doctor episode "Utopia". It is the home of Chantho's people, the Malmooth, in their city (conglomeration). By the end of the universe it is home to a human refugee camp/space program, and the hostile Futurekind with almost all of the Malmooth wiped out.
• Manussa is the setting of the Fifth Doctor serial "Snakedance". The planet's surface is arid and sandy and is dotted by ragged rocks.
• Marinus is the setting of the First Doctor serial "The Keys of Marinus". It was home to a human-like race, the disembodied brains of Morpho, and the Voord. The Doctor Who Monthly comic strip "The World Shapers" suggests that Marinus is in fact Mondas.
• Marpesia Another planet mentioned in "The Greatest Show in the Galaxy".
• Mars is the homeworld of the Ice Warriors and The Flood. The Tenth Doctor postulated that the Ice Warriors froze The Flood into a Glacier on the planet in a bitter war. Sometime in 2058, human explorers from Earth laid the foundations for their Bowie Base 1 colony upon this glacier in the hope that it would become the source of their water supplies, as seen in the 2009 episode "The Waters of Mars". It is also the planet of origin of mysterious signals saying "Beware Sutekh" that were being beamed to Earth in "Pyramids of Mars". The Osirans left the GodEngine weapon there. The Usurians engineered it to make it habitable by humans until the humans depleted its resources. In "The Long Game", a reference is also made to the University of Mars. Aliens made contact with humans researching Mars in "The Ambassadors of Death", but these beings were not native to the planet.
• Mechanus is the jungle homeworld of the Mechanoids in "The Chase". It is also home of native fungoid life forms known as the Gubbage Cones.
• Melagophon Aka. Melogophon Another planet from "The Greatest Show in the Galaxy".
• Melissa Majoria is the homeworld of most of the Earth's bees (wasps and hornets included). It was mentioned in "The Stolen Earth"
• Mer One of the ten planets that had its entire population stolen – bar one person – in IDW's Doctor Who comic series.
• Mesmerus, is a planet inhabited by the Hypton race. It is mentioned in The Dalek Pocketbook and Space Travellers Guide.
• Messaline a planet visited by the Doctor in "The Doctor's Daughter". The planet is in a state of constant war. Before it was terraformed at the end of "The Doctor's Daughter", the planet's surface was cold, windy and rocky, and covered in tar pits. According to Martha Jones, the atmosphere is 80% oxygen and 20% nitrogen. The planet also seems to have 3 moons. It is the homeworld of the eponymous character, Jenny.
• Metallurgis 5 is a planet mentioned in the novel The Resurrection Casket.
• Meta Sigmafolio (aka. Meta Sigma Polia) is a planet mentioned at the end of the episode "Last of the Time Lords". It is said to have a sky that looks like oil on water. It is also said to be the place where you can see a burst of starfire.
• Meta Vorka 6 A planet mentioned in the Sarah Jane Adventures story "The Last Sontaran (Part 1)". The Vorkasian horde travel in spacecraft about the size of a coffee cup.
• Metazula Beta A planet mentioned in "The Maltese Penguin" as the location where Dogbolter's organisation manufactures plastic chairs.
• Metebelis Three Aka. The Blue Planet is where the Third Doctor takes a perfect blue crystal (a Metabelis Sapphire, which contains strange powers) from in "The Green Death", and where he returns to in the serial "Planet of the Spiders". It is also mentioned in "Carnival of Monsters". The planet has a blue sun, has more than one moon, blue mountains, the night-time sky is blue (and is light blue during the day) and often snows at night. Mist sometimes rolls over its surface. Native creatures include Metabelian Snakes (giant snakes), meat-eating tentacles and giant flying predators, which are seen briefly in "The Green Death" when the Doctor visits the planet. It is called The Blue Planet because the moonlight is blue. In his impersonation of Tom Baker as the Fourth Doctor in Dead Ringers, Jon Culshaw makes frequent reference to this planet. According to the Sarah Jane Adventures episode "The Lost Boy (Part 2)", the Metebelan Cosmic Cluster is home to 68,000 lifeforms.
• Metralubit A remote human colony in the Fostrix galaxy in the 58th Segment of Time. The capital city is Metron. An intelligent gestalt of flies named Hive existed here, and could possess and animate dead bodies. The Well-Mannered War
• Miasimia Goria a planet ruled by the Rani.
• Midnight is a leisure planet visited by the Doctor and Donna in the episode of the same name. It has golden spas, anti-gravity restaurants, sapphire waterfalls, and a landscape of diamonds. The planet's sun emits x-tonic radiation, which vaporises organic matter and can only be viewed safely through sufficiently thick finito glass. The radiation poisons the diamonds, so the planet's surface can never be touched. However, there is some form of native life, which possesses a tourist named Sky Silvestry.
• Minyos is the original homeworld of the Minyans, and Minyos II is where they settle at the end of the serial "Underworld".
• Mira is the planet of the invisible predatory Visians, visited in "The Daleks' Master Plan". It is described as 'a strange planet in a strange galaxy.' What we see of the planet is mostly swamp-like.
• Mirabilis Major and Mirabilis Minor are both mentioned in "The Ribos Operation".
• Mobox Homeworld Visited in the Doctor Who Magazine comic strip "Urobouros." The Mobox were intelligent, bulky creatures that could breathe fire.
• Mogar A planet stripped bare of all its natural resources by humans. In "Terror of the Vervoids", the Hyperion III spaceship sets off from Mogar with a cargo of deadly Vervoids created on the planet. Mogar is (or was) the source of many valuable and rare metals, including the mineral vionesium (a mineral similar to magnesium) that emits an intense light when exposed to oxygen. Mogar is an oxygen-free planet with a reddish surface.
• Mondaran A planet now in ruins by the Cybermen. The Cybermen hold curfews with nightly patrols everyday on the planet making sure no one is on the streets.
• Mondas is the home planet of the Cybermen, first seen in "The Tenth Planet". An exact physical duplicate of the Earth, it drifted away to the 'edge of space' before returning to its destruction. The fifth Doctor visited it earlier in its history in the audio drama "Spare Parts".
• Morestra A planet mentioned in "Planet of Evil". It is located in the Artoro Galaxy.
• Morok is the home of the Moroks, the rulers of Xeros and "The Space Museum". At one point, Morok was the centre of a large interstellar empire.
• Museum of the Last Ones The setting of the Tenth Doctor New Series Adventures novel The Last Dodo. It is an entire planet dedicated to a museum displaying the last of every species from every planet in the universe.
• Muscolane Another planet from "The Greatest Show in the Galaxy".
• Myarr A planet first visited in the fifth episode of The Infinite Quest and the prime setting of the sixth and seventh. It is the location of the third data chip that will lead to The Infinite. The planet was claimed by both the Human Empire and the Mantasphid Hive.