Milky Way center | DisamKB

Milky Way center

E18770

astronomical object galactic center

The Milky Way center is the dense, energetic core of our galaxy, hosting a supermassive black hole surrounded by stars, gas, and dust.

Aliases (9)

Sagittarius A* ×5
Galactic bulge ×4
Galactic Center ×2
Galactic center ×2
Central Molecular Zone ×1
Galactic Centre ×1
Galactic center Sagittarius A* (in projection) ×1
Milky Way inner region ×1
Sagittarius A ×1

Statements (49)

Predicate	Object
instanceOf	astronomical object → galactic center →
alternativeName	Galactic Center → Galactic Centre →
bestObservedWith	X-ray observatories → infrared telescopes → radio telescopes →
contains	Sagittarius A* → X-ray sources → dense star cluster → gamma-ray sources → interstellar dust → molecular gas clouds → old stellar population → radio sources → supermassive black hole → young massive stars →
containsRegion	Central Molecular Zone → nuclear stellar cluster → nuclear stellar disk →
directionFromSun	constellation Sagittarius →
distanceFromSun	about 26,000 light-years → about 8 kiloparsecs →
hasCharacteristic	X-ray emission → complex gas dynamics → gamma-ray emission → high interstellar extinction → high stellar density → infrared emission → non-thermal radio emission → strong gravitational field → strong magnetic fields →
hasRole	dynamical center of Milky Way → gravitational center of Milky Way →
hostObject	Sagittarius A* →
locatedIn	Milky Way →
massOfCentralBlackHole	about 4 million solar masses →
observationDifficulty	obscured by dust →
observedIn	X-ray wavelengths → gamma-ray wavelengths → infrared wavelengths → radio wavelengths →
orbitedBy	gas clouds → stars →
partOf	Milky Way →
studiedFor	black hole physics → galactic dynamics → high-energy astrophysical processes → star formation in extreme environments →

Referenced by (19)

Subject (surface form when different)	Predicate
Milky Way ("Sagittarius A") → Milky Way center ("Sagittarius A") → Sagittarius ("Sagittarius A*") → Sagittarius ("Sagittarius A") →	contains
Milky Way center ("Galactic Center") → Milky Way center ("Galactic Centre") →	alternativeName
Baade’s Window ("Galactic bulge") → Scutum–Centaurus Arm ("Milky Way inner region") →	locatedIn
Sagittarius ("Galactic Center") →	containsDirectionOf
Milky Way center ("Central Molecular Zone") →	containsRegion
Baade’s Window ("Galactic center") →	directionOf
Milky Way ("Sagittarius A*") →	galacticCenterObject
Astronomical Observatory of the University of Warsaw ("Galactic bulge") →	hasResearchFocus
Milky Way center ("Sagittarius A*") →	hostObject
OGLE-IV survey ("Galactic bulge") →	monitorsRegion
Baade’s Window ("Galactic center Sagittarius A* (in projection)") →	near
Solar System →	orbits
Scutum–Centaurus Arm ("Galactic center") →	originatesNear
OGLE-I survey ("Galactic bulge") →	targetedRegion