Assertion: supernova | /r/HasProperty | type
Facets:
Source sentences:
text: Chemical signatures in the billowing debris cloud revealed that supernova 2014J, as it’s called, is a type 1a supernova.
text: The supernova which does not show hydrogen line in the spectrum is called type I supernova and the supernova which shows the presence of hydrogen line in the spectrum is called type II supernova .
text: The supernova glowed visibly for about 20 days, and the pattern of light indicated that the supernova was a type called IIbc, born from a star rich in helium.