Assertion: pulsar | /r/HasAspect | envelope
Facets:
Source sentences:
text: The fact that these pulsars have envelopes characteristic of supernovas favors the hypothesis that they were formed as a result of the explosion of supernovas.
text: The fact that these pulsars have envelopes characteristic of supernovas favors the hypothesis that they were formed as a result of the explosion of supernovas.