Luna map showing Mare Tranquillitatis.

The Sea of Tranquillity (also spelled Sea of Tranquility and known as Mare Tranquillitatis) was a location on the planet Earth's moon, Luna, in the northern hemisphere on the side facing Earth.

The USS Sea of Tranquility was named for the region. (TLE novels: Serpents Among the Ruins, One Constant Star)

History and specifics[edit | edit source]

On 20 July 1969, the Sea of Tranquility was the landing site for Apollo 11, where Humans first stepped foot on Earth's moon. (Last Unicorn RPG module: A Cadet's Guide to Sector 001 Earth)

Neil Armstrong and Buzz Aldrin collected rock samples and conducted experiments in the Sea of Tranquility in spacesuits for 21 hours and 6 minutes. (ST reference: Spaceflight Chronology)

The Sea of Tranquility's New Berlin colony was founded sometime between 2039 and 2067. (ST movie: Star Trek: First Contact, ST reference: Star Charts)

The Apollo landing site was preserved with the estblishment of Tranquility Park and the UFP Aerospace Museum-Smithsonian Annex. (ST reference: The Worlds of the Federation)

In the year 2155, Gannet Brooks informed Qaletaqu that there was a casino in the middle of the Sea of Tranquility. (ENT - The Romulan War novel: Beneath the Raptor's Wing)

On 20 July 2269, a parade of ships were scheduled to fly over the Sea of Tranquility, including the Enterprise space shuttle. (TOS novel: A Flag Full of Stars)

In 2374, Jean-Luc Picard read an article about recent archeological findings of a trash pile by Luna settlers near the Sea of Tranquillity. He recalled it when Lieutenant Rhea McAdams mentioned that her grandfather was interested in early Lunar settlements. (TNG novel: Immortal Coil)

Settlements and landmarks[edit | edit source]

Appendices[edit | edit source]

Connections[edit | edit source]

the moon Luna
cities and settlements Aldrin CityAndersenArmstrong CenterArmstrong CityCopernicus CityDanaeDeslandresFarside MoonbaseGoddard MoonbaseKeplertonLandauLorentzLuna 2Luna CityLunar One ColonyMorlockNew BerlinNew ChicagoNew CleavelandNightsideOceanviewRelativityTycho CityWest Lorentz UFP emblem image. Earth emblem image.
landmarks and institutions Aldrin City Archives AnnexApollo BowlClavius MinesCollins AmphitheatreCopernicus Ship YardDisneymoonHadley Rill HospitalHiBeam Energies LimitedKashishowa StationBase OneLuna repair baseLunadromeLunar Base 3O'Hare Rocket PortTranquility BaseTranquility ParkUFP Aerospace Museum-Smithsonian AnnexUniversity of Luna
bodies of water Lake ArmstrongLake KaneLake Kennedy
geography Clavius CraterD'Alembert CraterEinstein CraterFra MauroGagarin CraterH.G. Wells CraterHartzprung CraterJanssen CraterKorolev CraterLaserton NorthLorentz CraterMare AustraleMare CrisiumMare FecunditatisMare FrigorisMare HumorumMare ImbriumMare MoscovienseMare NubiumMare OrientaleMare TranquillitatisMendeleey CraterMilne CraterOceanus ProcellarumPlank CraterSchickard CraterTycho Crater

References[edit | edit source]

External link[edit | edit source]

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