Assertion: quasar | /r/HasProperty | nearby objects
Facets:
Source sentences:
text: It was suggested that quasars were nearby objects, and that their redshift was not due to the expansion of space (special relativity) but rather to light escaping a deep gravitational well (general relativity).
text: One great topic of debate during the 1960s was whether quasars were nearby objects or distant objects as implied by their redshift.
text: One great topic of debate during the 1960s was whether quasars were nearby objects or distant objects as implied by their redshift.