Milky Way
E3188
The Milky Way is the barred spiral galaxy that contains our Solar System and hundreds of billions of other stars.
Observed surface forms (10)
Statements (59)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical object
ⓘ
barred spiral galaxy ⓘ galaxy ⓘ |
| age | about 13.6 billion years ⓘ |
| approximateDiameter |
about 100,000 light-years
ⓘ
about 30 kiloparsecs ⓘ |
| approximateMass |
about 1 trillion solar masses
ⓘ
about 10^12 solar masses ⓘ |
| approximateStellarCount |
about 100–400 billion stars
ⓘ
hundreds of billions of stars ⓘ |
| contains |
Earth
ⓘ
Norma Arm ⓘ Orion Arm ⓘ Perseus Arm ⓘ Milky Way center ⓘ
surface form:
Sagittarius A*
Scutum–Centaurus Arm ⓘ Sun ⓘ central bar ⓘ cosmic rays ⓘ dark matter halo ⓘ exoplanets ⓘ galactic bulge ⓘ galactic disk ⓘ galactic halo ⓘ globular clusters ⓘ interstellar medium ⓘ molecular clouds ⓘ open star clusters ⓘ planetary systems ⓘ spiral arms ⓘ stars ⓘ supermassive black hole ⓘ |
| coordinateSystem | galactic coordinates ⓘ |
| distanceToAndromedaGalaxy | about 2.5 million light-years ⓘ |
| formationEpoch | shortly after the Big Bang ⓘ |
| galacticCenterConstellation | Sagittarius ⓘ |
| galacticCenterObject |
Milky Way center
ⓘ
surface form:
Sagittarius A*
|
| galacticPlaneInclinationToEcliptic | about 60 degrees ⓘ |
| hasPart | Solar System ⓘ |
| hasSatellite |
Canis Major Dwarf Galaxy
ⓘ
Large Magellanic Cloud ⓘ Sagittarius Dwarf Spheroidal Galaxy ⓘ Small Magellanic Cloud ⓘ |
| memberOf | Local Group ⓘ |
| morphologicalType | SBbc ⓘ |
| neighborOf |
Andromeda Galaxy
ⓘ
Triangulum Galaxy ⓘ |
| observedIn |
X-ray wavelengths
ⓘ
infrared wavelengths ⓘ optical wavelengths ⓘ radio wavelengths ⓘ |
| partOf | Laniakea Supercluster ⓘ |
| rotationPeriodAtSun | about 225–250 million years ⓘ |
| shape | barred spiral ⓘ |
| solarOrbitName | Galactic year ⓘ |
| SunDistanceFromCenter |
about 27,000 light-years
ⓘ
about 8 kiloparsecs ⓘ |
| SunLocation | Orion Arm ⓘ |
| visibleFromEarth | as a band of light in the night sky ⓘ |
Referenced by (85)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Milky Way galaxy
this entity surface form:
Milky Way galaxy
this entity surface form:
Milky Way spiral structure
subject surface form:
Magellanic Stream
subject surface form:
Large Glass
subject surface form:
Pedile
subject surface form:
Aldebaran
this entity surface form:
Milky Way region of sky
subject surface form:
Large Magellanic Cloud
subject surface form:
Small Magellanic Cloud
subject surface form:
23 Tauri
subject surface form:
Hyades open cluster
subject surface form:
M13
this entity surface form:
Milky Way disk
this entity surface form:
Milky Way disk
this entity surface form:
Milky Way galaxy
this entity surface form:
The Milky Way
this entity surface form:
The Milky Way