Moon
E4619
The Moon is Earth's only natural satellite, a rocky celestial body that orbits our planet and significantly influences tides, calendars, and human culture.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Moon canonical | 290 |
| the Moon | 17 |
| The Moon | 3 |
| the moon | 3 |
| Earth’s Moon | 2 |
| Earth's Moon | 1 |
Statements (75)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical object
ⓘ
celestial body ⓘ natural satellite ⓘ rocky body ⓘ |
| age | about 4.5 billion years ⓘ |
| albedo | 0.12 ⓘ |
| apparentMagnitudeAtFull | about −12.7 ⓘ |
| averageAngularDiameterFromEarth | about 0.5 degrees ⓘ |
| averageDistanceFromSun | about 1 AU (via Earth’s orbit) ⓘ |
| averageOrbitalSpeed | 1.022 km/s ⓘ |
| belongsTo | Solar System ⓘ |
| causes |
lunar eclipses
ⓘ
solar eclipses ⓘ |
| culturalSignificance |
important in literature
ⓘ
important in mythology ⓘ important in religion ⓘ |
| diameter | 3474.8 km ⓘ |
| eccentricity | 0.0549 ⓘ |
| equatorialCircumference | 10921 km ⓘ |
| escapeVelocity | 2.38 km/s ⓘ |
| firstHumanLandingDate | 1969-07-20 ⓘ |
| firstHumanLandingMission | Apollo 11 ⓘ |
| firstHumansOnSurface |
Buzz Aldrin
ⓘ
Neil A. Armstrong ⓘ
surface form:
Neil Armstrong
|
| firstSuccessfulFlybyBy | Luna 1 ⓘ |
| firstSuccessfulImpactBy | Luna 2 ⓘ |
| firstSuccessfulOrbiter | Luna 10 ⓘ |
| formationHypothesis | giant impact hypothesis ⓘ |
| governingTreaty |
Moon Agreement (limited signatories)
ⓘ
Outer Space Treaty ⓘ |
| hasAtmosphereType | extremely tenuous exosphere ⓘ |
| hasBeenVisitedByHumans | true ⓘ |
| hasExplorationProgram | Apollo program ⓘ |
| hasNaturalResources |
helium-3 (trace amounts)
ⓘ
water ice in polar regions ⓘ |
| hasPhaseCycle | lunar phases ⓘ |
| inclinationToEarthEquator | 18.3–28.6 degrees ⓘ |
| inclinationToEcliptic | 5.145 degrees ⓘ |
| influences |
Earth’s axial stability
ⓘ
many human calendars ⓘ ocean tides on Earth ⓘ |
| isAlsoCalled |
Moon
ⓘ
surface form:
Earth’s Moon
Luna ⓘ |
| isOnlyNaturalSatelliteOf | Earth ⓘ |
| isSatelliteOf | Earth ⓘ |
| mass | 7.342×10^22 kg ⓘ |
| massRelativeToEarth | 0.0123 Earth masses ⓘ |
| meanDensity | 3.344 g/cm³ ⓘ |
| meanOrbitalDistanceFromEarth | 384400 km ⓘ |
| meanRadius | 1737.4 km ⓘ |
| numberOfCrewedLandings | 6 ⓘ |
| orbitalPeriod | 27.321661 days ⓘ |
| orbits | Earth ⓘ |
| primaryConstituents |
aluminum
ⓘ
calcium ⓘ iron ⓘ magnesium ⓘ oxygen (in minerals) ⓘ silicon ⓘ |
| rotationalState | tidally locked to Earth ⓘ |
| rotationPeriod | 27.321661 days ⓘ |
| semiMajorAxis | 384399 km ⓘ |
| surfaceArea | 3.793×10^7 km² ⓘ |
| surfaceFeatures |
highlands
ⓘ
impact craters ⓘ lunar maria ⓘ mountain ranges ⓘ rilles ⓘ |
| surfaceGravity | 1.62 m/s² ⓘ |
| surfaceTemperatureRange | about −173 to +127 °C ⓘ |
| synodicPeriod | 29.53059 days ⓘ |
| usedIn |
lunar calendars
ⓘ
lunisolar calendars ⓘ |
| visibleFrom | Earth with naked eye ⓘ |
| volume | 2.1958×10^10 km³ ⓘ |
Referenced by (316)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Earth’s Moon
subject surface form:
Moon Agreement
this entity surface form:
the Moon
subject surface form:
Gagarin crater
this entity surface form:
the Moon
subject surface form:
Sally Ride (lunar crater)
subject surface form:
Sally Ride (lunar crater)
this entity surface form:
Earth's Moon
this entity surface form:
The Moon
this entity surface form:
the moon
this entity surface form:
the Moon
subject surface form:
Space Launch System
subject surface form:
Baade
subject surface form:
SLIM