Assertion: quasar | /r/HasProperty | compact region
Facets:
Source sentences:
text: While the nature of these objects was controversial until as recently as the early 1980s, there is now a scientific consensus that a quasar is a compact region in the center of a massive galaxy surrounding its central supermassive black hole.
text: A quasar is a compact region in the center of a massive galaxy surrounding the central supermassive black hole.
text: A quasar is a compact region in the center of a massive galaxy surrounding the central supermassive black hole.
text: While the nature of these objects was controversial until as recently as the early 1980s, there is now a scientific consensus that a quasar is a compact region in the center of a massive galaxy surrounding its central supermassive black hole.