Assertion: nebula's star | /r/Synonym | the bulge
Facets:
value: in the center
type: LOCATION
Source sentences:
text: Spiral galaxies usually consist of a rotating disk that contains stars, dust, gas, and a concentration of stars known as the bulge in the center.
text: 10,000 light-years in diameter, is the tightly-packed group of stars known as the “bulge”.