|
gptkbp:instanceOf
|
gptkb:galaxy
|
|
gptkbp:age
|
about 13.6 billion years
|
|
gptkbp:cataloguedIn
|
gptkb:Messier_Catalogue
gptkb:New_General_Catalogue
|
|
gptkbp:centerObject
|
gptkb:Sagittarius_A*
|
|
gptkbp:contains
|
gptkb:Earth
gptkb:Solar_System
Sun
exoplanets
interstellar medium
nebulae
dark matter
globular clusters
open clusters
over 100 billion stars
|
|
gptkbp:diameter
|
about 100,000 light-years
|
|
gptkbp:discoveredBy
|
ancient civilizations
|
|
gptkbp:distanceToAndromedaGalaxy
|
about 2.5 million light-years
|
|
gptkbp:firstPhotographedBy
|
gptkb:Isaac_Roberts
|
|
gptkbp:futureCollisionTime
|
about 4.5 billion years
|
|
gptkbp:futureCollisionWith
|
gptkb:Andromeda_Galaxy
|
|
gptkbp:galacticBulge
|
central bulge
|
|
gptkbp:galacticCenter
|
gptkb:Sagittarius_A*
|
|
gptkbp:galacticDisk
|
thick disk
thin disk
|
|
gptkbp:galacticHalo
|
stellar halo
|
|
gptkbp:hasBar
|
yes
|
|
gptkbp:hasBlackHoles
|
yes
|
|
gptkbp:hasCepheidVariables
|
yes
|
|
gptkbp:hasCosmicRays
|
yes
|
|
gptkbp:hasDarkMatterHalo
|
yes
|
|
gptkbp:hasEscapeVelocityAtSun
|
about 550 km/s
|
|
gptkbp:hasGalacticCoordinateSystem
|
yes
|
|
gptkbp:hasGalacticLatitude
|
0° at galactic plane
|
|
gptkbp:hasGalacticLongitude
|
0° at galactic center
|
|
gptkbp:hasGalacticYear
|
about 225-250 million years
|
|
gptkbp:hasGammaRayBursts
|
yes
|
|
gptkbp:hasInterstellarDust
|
yes
|
|
gptkbp:hasInterstellarGas
|
yes
|
|
gptkbp:hasMetallicityGradient
|
yes
|
|
gptkbp:hasNeutronStars
|
yes
|
|
gptkbp:hasNovae
|
yes
|
|
gptkbp:hasOldestStars
|
about 13 billion years old
|
|
gptkbp:hasPlanetaryNebulae
|
yes
|
|
gptkbp:hasPulsars
|
yes
|
|
gptkbp:hasRotationCurve
|
flat
|
|
gptkbp:hasRR_LyraeVariables
|
yes
|
|
gptkbp:hasSpiralArm
|
gptkb:Orion_Arm
gptkb:Perseus_Arm
gptkb:Scutum-Centaurus_Arm
gptkb:Norma_Arm
|
|
gptkbp:hasStarFormationRegions
|
gptkb:Orion_Nebula
gptkb:Eagle_Nebula
gptkb:Tarantula_Nebula
gptkb:Carina_Nebula
|
|
gptkbp:hasSupermassiveBlackHole
|
gptkb:Sagittarius_A*
|
|
gptkbp:hasSupernovaRemnants
|
yes
|
|
gptkbp:hasSurfaceBrightness
|
low
|
|
gptkbp:hasThickDisk
|
yes
|
|
gptkbp:hasThinDisk
|
yes
|
|
gptkbp:hasViewOf
|
gptkb:Earth
|
|
gptkbp:hasWarpedDisk
|
yes
|
|
gptkbp:hasWhiteDwarfs
|
yes
|
|
gptkbp:hasXRayBinaries
|
yes
|
|
gptkbp:homeTo
|
life on Earth
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Milky Way
|
|
gptkbp:includesMyth
|
gptkb:Greek_mythology
gptkb:Native_American_tribe
gptkb:Chinese_folk_religion
|
|
gptkbp:locatedIn
|
gptkb:Local_Group
|
|
gptkbp:luminosity
|
about 2 x 10^10 solar luminosities
|
|
gptkbp:mass
|
about 1.5 trillion solar masses
|
|
gptkbp:namedAfter
|
appearance as a milky band of light
|
|
gptkbp:observedBy
|
gptkb:Galileo_Galilei
radio spectrum
X-ray spectrum
gamma-ray spectrum
infrared spectrum
visible spectrum
|
|
gptkbp:partOf
|
gptkb:Virgo_Supercluster
|
|
gptkbp:rotationPeriodAtSun
|
about 230 million years
|
|
gptkbp:satelliteGalaxies
|
gptkb:Large_Magellanic_Cloud
gptkb:Sagittarius_Dwarf_Elliptical_Galaxy
gptkb:Canis_Major_Dwarf_Galaxy
gptkb:Small_Magellanic_Cloud
|
|
gptkbp:stellarPopulation
|
gptkb:Population_III_stars_(hypothetical)
gptkb:Population_II_stars
gptkb:Population_I_stars
|
|
gptkbp:studiedBy
|
astronomer
|
|
gptkbp:type
|
gptkb:galaxy
|
|
gptkbp:variableStar
|
yes
|
|
gptkbp:bfsParent
|
gptkb:Earth
gptkb:dessert
gptkb:concert_hall
gptkb:galaxy
|
|
gptkbp:bfsLayer
|
4
|