Tranquility Base

E563137

Tranquility Base is the historic site on the Moon where Apollo 11’s Lunar Module Eagle landed in 1969, marking the first crewed Moon landing.

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Statements (48)

Predicate Object
instanceOf historic site
lunar landing site
associatedProgram Apollo program NERFINISHED
associatedSpacecraft Apollo 11 Command Module Columbia NERFINISHED
Apollo 11 Lunar Module Eagle NERFINISHED
containsArtifact Apollo 11 Lunar Module descent stage NERFINISHED
TV camera used for live broadcast
U.S. flag planted by Apollo 11 crew
commemorative plaque on Lunar Module descent stage
footprints of Apollo 11 astronauts
laser ranging retroreflector from Apollo 11
seismometer from Apollo 11 Early Apollo Scientific Experiments Package
tools and equipment left on lunar surface
coordinates 0.67408° N, 23.47297° E
countryOfOperator United States of America
surface form: United States
crewMemberInOrbit Michael Collins NERFINISHED
crewMemberPresent Buzz Aldrin NERFINISHED
Neil Armstrong NERFINISHED
culturalSignificance symbol of first human exploration of another celestial body
EVACombinedDuration about 2.5 hours
featuredInBroadcast first live television broadcast from lunar surface
firstCrewedMoonLanding true
firstHumanLandingSiteOnMoon true
firstHumanOnSite Neil Armstrong NERFINISHED
governingBody NASA NERFINISHED
heritageDesignationProposal proposed UNESCO World Heritage–like protection (not formally applicable to Moon)
landingCraft Apollo Lunar Module Eagle NERFINISHED
landingDate 1969-07-20
landingTimeUTC 20:17:40 UTC
latitude 0.67408° N
legalStatus protected historic site (informal international recognition)
locatedIn Mare Tranquillitatis NERFINISHED
locatedOn Moon NERFINISHED
longitude 23.47297° E
mission Apollo 11 NERFINISHED
namedBy Neil Armstrong NERFINISHED
nameOrigin derived from Mare Tranquillitatis (Sea of Tranquility)
region near lunar equator
relatedEvent Buzz Aldrin’s lunar surface EVA
Neil Armstrong’s first step on the Moon
relatedQuote “Houston, Tranquility Base here. The Eagle has landed.”
secondHumanOnSite Buzz Aldrin NERFINISHED
selectionReason smoothness and safety for landing
surfaceEVAStartDate 1969-07-21
surfaceEVAStartTimeUTC 02:56 UTC
surfaceStayDuration about 21 hours
symbolizes technological achievement of the Space Race era
terrainType relatively flat basaltic plain

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Mare Tranquillitatis containsLandingSite Tranquility Base