Assertion: supernova's spectrum | /r/HasProperty | redshifted
Facets:
value: significantly
type: DEGREE
Source sentences:
text: Working with Jose Prieto at the Universidad Diego Portales in Chile and Kris Stanek, ASAS-SN’s co-principle investigator at Ohio State University, Dong realized the curious spectrum could match that of another superluminous supernovae observed in 2010, but only if the new spectrum had been significantly redshifted—stretched out by the expansion of the universe as it traversed vast cosmic distances.